Family Practice News articles from June 2005

Family Practice News archives from June 2005

Coalition floats standard measures.(Practice Trends)
June 1, 2005... In an effort to make pay for performance work for office-based physicians, a coalition of physician groups, insurers, and the federal government has endorsed a set of 26 clinical performance measures for the ambulatory care setting. The...

New toxic strain of C. difficile is called worrisome: strain has been isolated in nine states.(News)
June 1, 2005... Los Angeles -- Discussion about the spread of a highly toxic new strain of Clostridium difficile dominated a recent meeting of infectious disease specialists and hospital epidemiologists, who cautioned that widespread reports of the aggressive...

Abuse reported by 11% of postmenopausal women.(News)
June 1, 2005... New Orleans -- Slightly more than 11% of almost 92,000 postmenopausal women reported they had been physically and/or verbally abused in the previous year by a family member or close friend, an incidence much higher than expected, Charles P....

Byetta approved as first in new class of medications to treat type 2 diabetes.(News)
June 1, 2005... The Food and Drug Administration has approved Byetta injection as an adjunctive therapy for patients with type 2 diabetes who have not achieved adequate blood glucose control on metformin and/or a sulfonylurea. The drug is the first of a...

Statins reduce risk of advanced prostate cancer: reduction in risk held only for advanced prostate cancers--regionally invasive, metastatic, or fatal.(News)
June 1, 2005... Anaheim, Calif. -- Cholesterol-lowering drugs, particularly statins, appear to be associated with a greatly reduced risk of advanced prostate cancer, according to a large, prospective, observational study presented at the annual meeting of the...

Calcium supplements provide 5 years of colon polyp protection.(News)
June 1, 2005... Anaheim, Calif. -- Long-term daily supplementation with 1,200 mg elemental calcium protects against the development of adenomas and hyperplastic polyps, John A. Baron, M.D., reported at the annual meeting of the American Association for Cancer...

Long-term use of NSAIDs reduces oral cancer in smokers.(News)(nonsteroidal anti-inflammatory drugs)
June 1, 2005... Anaheim, Calif. -- Long-term use of nonsteroidal anti-inflammatory drugs results in a 50% reduction in oral cancer in heavy smokers, according to a population-based, nested, case-control study, Jon Sudbo, M.D., reported at the annual meeting of...

Estrogen therapy ups risk of gallbladder disease.(News)
June 1, 2005... Oral estrogen therapy significantly increases the risk of gallbladder disease and gallbladder-related procedures, according to a new analysis of the Women's Health Initiative. The results "demonstrate for the first time in a randomized,...

Interventions help halt Clostridium difficile outbreaks.(News)
June 1, 2005... Los Angeles -- Several hospitals faced with outbreaks of a virulent strain of Clostridium difficile have been able to bring the spread of disease under control with stepped-up infection control measures and altered antibiotic prescribing...

Alcohol-based hand gels are not enough to block spread of C. difficile.(News)
June 1, 2005... Los Angeles -- The use of alcohol-based hand-cleaning gels has burgeoned in hospitals, where physicians, nurses, and other medical staff members have enthusiastically embraced them as a quick and convenient alternative to soap and water hand...

Study: episiotomy offers no maternal benefits.(News)
June 1, 2005... Routine use of episiotomy for un-complicated vaginal births provides no maternal benefits and may harm some who would have had lesser injury without a surgical incision, according to a literature review. When providers restricted their use...

Summer comeback expected for the contraceptive sponge.(News)
June 1, 2005... More than a decade after it was taken off the market because of manufacturing issues, the contraceptive sponge has been cleared by the Food and Drug Administration and is expected to be available this summer. The Today Sponge, which is...

Quality matters more than price.(Guest Editorial)(Editorial)
June 1, 2005... Todays health care plans primarily compete on price. In large part, that's because many employers seek to offer the lowest-cost health plans to their employees, which forces the health plans to offer the lowest possible rates. Many physicians...

Medicare's 'new math' doesn't add up.(Letters)(Letter to the Editor)
June 1, 2005... According to the AMA Member Connect survey, if Medicare payments are cut by 5% in 2006, 54% of medical practices will defer the purchase and implementation of medical information technology. Now Medicare wants physicians to implement this...

HBOT for osteonecrosis of the jaw.(Letters)(Letter to the Editor)
June 1, 2005... I enjoyed reading the article about osteonecrosis of the jaw in patients using bisphosphonates ("Watch for Osteonecrosis With Long-Term Bisphosphonates," May 1, 2005, p. 58). Another treatment physicians should consider for affected...

Dealing with insurers, one by one.(Letters)(Letter to the Editor)
June 1, 2005... We doctors have been complaining for years about the stress, frustration, and cost of all the lawsuits brought against us by patients. But here we are, bringing a class action lawsuit against the insurance companies ("Physicians Stand to...

Hypertension diagnosis often missed in children.(Cardiovascular Medicine)
June 1, 2005... New Orleans -- A diagnosis of hypertension was missed in 85% of children with high blood pressure in a study of 287 youngsters who were examined at two university-based, pediatric clinics. The problem with diagnosing hypertension in kids is...

Ethnicity affects some measures of Kawasaki.(Cardiovascular Medicine)
June 1, 2005... San Diego -- African American children with Kawasaki disease are more likely to have higher documented fevers in the hospital, higher erythrocyte sedimentation rates, and higher C-reactive protein levels than their white counterparts, Ian C....

Exercise program lowered diastolic BP in preschoolers.(Cardiovascular Medicine)(blood pressure)
June 1, 2005... Orlando, Fla. -- It's never too early to make lifestyle changes aimed at reducing cardiovascular risk, findings from a new German study show. A group of German preschoolers had significantly improved cardiovascular risk profiles as well as...

Even late reperfusion preserves myocardium.(Cardiovascular Medicine)
June 1, 2005... Orlando, Fla. -- Prompt percutaneous intervention in acute MI patients who present more than 12 hours after onset of chest pain and are no longer symptomatic results in significantly reduced final infarct size, compared with standard medical...

Gender differences persist in post-MI treatment, survival.(Cardiovascular Medicine)(myocardial infarction )
June 1, 2005... Orlando, Fla. -- Women presenting with myocardial infarction continue to receive less intensive treatment and have higher mortality than men with similar presentations, but the gender gap in medical interventions prescribed at hospital...

Right ventricular dysfunction after heart attack linked to bad outcomes.(Cardiovascular Medicine)
June 1, 2005... New Orleans -- Patients with severe right ventricular dysfunction following a myocardial infarction had a substantially increased risk of adverse cardiovascular events in an analysis of 522 patients. "Reduced right ventricular systolic...

Patients differ in their vascular sensitivity to LDL.(Cardiovascular Medicine)
June 1, 2005... Orlando, Fla. -- Why do some individuals live well into their 90s free of heart disease despite an untreated serum cholesterol of 350 mg/dL, while on a daily basis physicians see numerous patients with normal or even low cholesterol who have...

Statins may up survival in patients with advanced heart failure.(Cardiovascular Medicine)
June 1, 2005... Orlando, Fla. -- Statin therapy may markedly improve survival in patients with advanced heart failure, whether or not the etiology is ischemic, Andrew D. Sumner, M.D., said at the annual meeting of the American College of Cardiology. This...

Pilot study: coenzyme [Q.sub.10] relieved statin-induced pain.(Cardiovascular Medicine)
June 1, 2005... Orlando, Fla, -- Coenzyme [Q.sub.10] markedly improved statin-induced myopathic pain in a randomized, double-blind controlled trial with 41 patients. "I was surprised at the strength of the outcome; I'd been skeptical," Patricia Kelly,...

Some food-borne illnesses declined in 2004.(Infectious Diseases)
June 1, 2005... The incidence of several major food-borne infections declined markedly between 1996 and 2004, preliminary data from the Centers for Disease Control and Prevention suggest. For the first time in 2004, the national incidence of...

Interpreting serology tricky in Epstein-Barr mono: clinical judgment should come first in evaluating suspected cases of EBV mononucleosis in children.(Infectious Diseases)(Epstein-Barr virus)
June 1, 2005... Portland, Ore. -- It's easy to misinterpret the results of serology tests for Epstein-Barr virus, so these results should not substitute for clinical judgment in suspected cases of Epstein-Barr mononucleosis in children, Sarah S. Long, M.D.,...

RotaTeq efficacy endures through expiration date.(Infectious Diseases)
June 1, 2005... Washington -- Merck's experimental RotaTeq vaccine was effective against moderate and severe rotavirus at the end of its shelf life, which appears to be 18 months, lead investigator Umesh Parashar, M.D., reported at the National Immunization...

Immunizations in high-risk adults: what really happens in primary care.(Infectious Diseases)
June 1, 2005... Washington -- Using ancillary staff to obtain patient immunization and medication histories before the patient sees the physician could go a long way toward improving immunization rates among high-risk adults, Linda Hill, M.D., said at the...

Abstinence pledges don't protect against STDs.(Infectious Diseases)(sexually transmitted diseases)
June 1, 2005... Teens who take a sexual abstinence pledge delay their sexual debut for a few years, but they have just as many sexually transmitted infections as nonpledgers, probably because they are more likely to engage in noncoital sex and aren't as likely...

Preventable conditions kill 10.6 million children: most of these causes can be addressed right now with inexpensive and easy interventions that work.(Infectious Diseases)
June 1, 2005... Six preventable conditions--pneumonia, diarrhea, malaria, neonatal infections, preterm delivery, and asphyxia at birth--account for nearly 75% of the 10.6 million annual deaths of younger children, the World Health Organization has concluded....

Research chews over new test for determining risk for dental caries.(Infectious Diseases)
June 1, 2005... Washington -- A test may soon be able to determine which patients, whether children or adults, are at greatest risk for dental caries, Paul C. Denny, Ph.D., said at the annual meeting of the American Association for the Advancement of Science....

HAART in children lowers rates of HIV encephalopathy.(Infectious Diseases)(highly active antiretroviral therapy )
June 1, 2005... The rate of active progressive HIV encephalopathy in children with HIV infection receiving highly active antiretroviral therapy was less than 2% and the cumulative prevalence of arrested disease was 10%, results from a prospective study...

Sibutramine may help children with hypothalmic disorders lose weight.(Metabolic Disorders)
June 1, 2005... Las Vegas -- Sibutramine (Meridia), an adult diet drug, can help control the weight of children with hypothalamic obesity and other syndromes that make behavioral interventions ineffective, results from a small, double-blind, placebo-controlled...

CAFP initiative begins to address diabetes care.(Metabolic Disorders)(California Academy of Family Physicians)
June 1, 2005... Los Angeles -- The California Academy of Family Physicians has launched a widespread initiative designed to help its members optimize the care of patients with diabetes. Called "New Directions in Diabetes Care," the 4-year program "will be...

Diabetic panic episodes may be mistaken for hypoglycemia.(Metabolic Disorders)
June 1, 2005... Vancouver, B.C. -- Panic symptoms affect many patients with diabetes and are linked to depression and diabetes-related disability, Evette Ludman, Ph.D., and her associates reported in a poster presentation at the annual meeting of the American...

Internists' effort seeks to improve outcomes for diabetes patients.(Metabolic Disorders)
June 1, 2005... San Francisco -- The American College of Physicians and the American College of Physicians Foundation have begun a major 3-year initiative to improve diabetes care in the United States. The initiative, announced at a press briefing during...

Alopecia areata therapy has many different facets.(Skin Disorders)
June 1, 2005... Scottsdale, Ariz. -- Alopecia areata can be emotionally devastating for young girls and boys, so treatment should include psychological support, Dr. Ronald C. Hansen said at a pediatric update sponsored by Phoenix Children's Hospital. This...

Hemangiomas: some need treatment, others don't.(Skin Disorders)
June 1, 2005... Spokane, Wash. -- The top three reasons to consider treatment of a neonatal hemangioma are the same as the top three determinants of value in real estate: location, location, and location, explained Howard B. Pride, M.D. While most...

Simple acid test can diagnose 'sensitive skin'.(Skin Disorders)
June 1, 2005... Phoenix, Ariz. -- Sensitive skin complaints in the absence of a recognizable skin disease or irritation in female patients should not be dismissed, Albert M. Kligman, M.D., said at a clinical dermatology conference sponsored by Medicis. ...

Onychomycosis: stretched out pulse dosing.(Skin Disorders)(Brief Article)
June 1, 2005... Florence, Italy -- Terbinafine can cure onychomycosis in patients who take it for only 1 week every 2-3 months for up to a year, Martin N. Zaias, M.D., reported at 13th Congress of the European Academy of Dermatology and Venereology. "From...

TNF-[alpha] blockers may cause severe skin reactions.(Skin Disorders)
June 1, 2005... Skin reactions to tumor necrosis factor-[alpha]-blocking drugs for rheumatoid arthritis might be more common and more varied than previous studies have indicated, results of a new prospective study show. The study authors, from Radboud...

Adalimumab looks good for psoriasis.(Skin Disorders)
June 1, 2005... New Orleans -- Adalimumab appears to be an extremely effective treatment for both psoriasis and psoriatic arthritis, producing improvements of up to 80% in body surface area affected, Jennifer Cather, M.D., reported in a poster at the annual...

Etanercept improves quality of life in psoriatic arthritis.(Skin Disorders)
June 1, 2005... New Orleans -- Psoriatic arthritis patients receiving etanercept reported sustained clinical benefits for up to 2 years, according to data from an open-label extension study. Patients treated with the drug reported inhibition of disease as...

Derm Dx.(Skin Disorders)
June 1, 2005... A healthy 63-year-old Vietnamese woman presented with a painful, swollen left ankle for 3 months but had no trauma to the area. She had a 5-by-10-cm erythematous, warm, indurated, mildly tender plaque. She also had a mild, nonproductive...

Dapsone gel effective for acne.(Skin Disorders)
June 1, 2005... New Orleans -- A 5% dapsone gel appears safe and effective in clearing both inflammatory and noninflammatory acne lesions and seems more effective with longer use, researchers said at the annual meeting of the American Academy of Dermatology....

How do lasers work on acne?(Skin Disorders)(Brief Article)
June 1, 2005... New Orleans -- Nonablative laser therapy for acne doesn't kill Propionibacterium acnes or decrease sebum production but instead appears to work by inducing a rapid and dramatic increase in transforming growth factor [beta], Edward Seaton, M.D.,...

Which comes first, chronic pain or depression?(Mental Health)
June 1, 2005... San Diego -- When chronic pain and depression coexist, treat the patient under the assumption that the pain is causing the depression, not the reverse, Rollin M. Gallagher, M.D., said at a psychopharmacology congress sponsored by the...

Omega-3s boost mood throughout pregnancy.(Mental Health)
June 1, 2005... Scottsdale, Ariz. -- With growing concerns about treatment of depression in pregnancy, omega-3 fatty acids are gaining attention as a possible treatment that might be without risk and exceptionally healthful for mother and child, Marlene...

Emergency visit is lost opportunity for screening.(Mental Health)
June 1, 2005... Boston -- The use of simple screening instruments in the emergency department setting could aid in the recognition of mental health disorders, a study has shown. And subsequent referral to mental health services of patients who screen...

Conduct disorder arises from depression, not the other way around.(Mental Health)
June 1, 2005... Santa Fe, N.M. -- A study of children's autonomic responses to reward and negative mood induction suggests that when conduct disorder and depression are comorbid, depression is the primary disorder. In a poster presentation at the annual...

Nicotine patch may be best for adolescent smokers.(Mental Health)
June 1, 2005... Nicotine patches may help more adolescent patients addicted to tobacco to abstain from smoking than placebo, according to the results of one of the few double-blind, randomized trials of its kind. In the pilot study, significantly more...

Mild postpartum depression: try nondrug options.
June 1, 2005... New York -- Nonpharmacologic treatments are particularly worth considering when mood problems develop during pregnancy and in the postpartum period, Linda S. Mullen, M.D., said at an obstetrics symposium sponsored by Columbia University and New...

3-D ultrasound visualizes even minor fetal defects.
June 1, 2005... New York -- Three-dimensional ultrasound represents an emerging advance in imaging with important applications in obstetrics, Alfred Z. Abuhamad, M.D., said at an obstetrics symposium sponsored by Columbia University and New York Presbyterian...

Prenatal exposure to pollution may damage chromosomes.(Brief Article)
June 1, 2005... Prenatal exposure to combustion-related air pollution may cause chromosomal abnormalities in fetal tissue, according to findings from a study of 60 New York City newborns. In studies of other populations, such abnormalities have been...

Simvastatin trial suggests that statins may treat PCOS.
June 1, 2005... Los Angeles -- Simvastatin lowered testosterone levels by 41%, normalized gonadotropin levels, and reduced cardiovascular risk factors in a small, randomized, controlled trial, suggesting that statins may be a potential treatment for polycystic...

Metformin reduces CV risk in PCOS patients.
June 1, 2005... Washington -- Metformin combined with a reduced-calorie diet reduced cardiovascular risk in a study of 791 women with polycystic ovary syndrome, Mofiz Haque, M.D., reported in a poster presented at the Clinical Research 2005 meeting. The...

Switching patients from valproate may reverse hormonal PCOS.
June 1, 2005... Breckenridge, Colo. -- Hormonal evidence of polycystic ovary syndrome in patients on valproate is often reversed by a switch to one of the newer antiepileptic drugs, Jacci Bainbridge, Pharm.D., reported at a conference on epilepsy syndromes...

Children of preeclamptic mothers.(Clinical Capsules)(Brief Article)
June 1, 2005... Children born to preeclamptic mothers are more likely to have pulmonary hypertension, compared with children born from uncomplicated pregnancies, according to a study presented at a meeting sponsored by the American Physiological Society. ...

Emotional writing helps fibromyalgia.(Clinical Capsules)(Brief Article)
June 1, 2005... Fibromyalgia patients demonstrated short-term improvement in psychological well-being, fatigue, and pain by writing about personal traumatic experiences, reported Joan E. Broderick, Ph.D., of the State University of New York at Stony Brook....

Larger fibroids, heavy bleeding.(Clinical Capsules)(Brief Article)
June 1, 2005... Heavy bleeding in women with fibroids was significantly associated with increased fibroid volume but not pelvic pain, according to Kristen Kjerulff, Ph.D., of Pennsylvania State University, Hershey, and colleagues. In a linear regression...

HSV-2 shedding risk.(Clinical Capsules)(herpes simplex virus type 2 )(Brief Article)
June 1, 2005... Hormonal contraception and two common genital tract conditions appear to be among the risk factors for shedding of herpes simplex virus type 2 in women. In a 12-month study of 330 women who were evaluated every 4 months, independent...

Exercise boosts mental health in osteoporosis.(Musculoskeletal Disorders)
June 1, 2005... Boston -- A program of regular, low-impact exercise can improve mood and executive functioning in older adults with osteoporosis, according to research in a poster presentation at the annual meeting of the Society of Behavioral Medicine. ...

New SERM has positive bone findings.(Musculoskeletal Disorders)(selective estrogen receptor modulator)
June 1, 2005... San Antonio -- The next-generation selective estrogen receptor modulator, lasofoxifene, increased vertebral bone mineral density better than did raloxifene, according to the findings of a companysponsored trial presented at the annual meeting...

For the best bisphosphonate therapy results, take the drugs.(Musculoskeletal Disorders)
June 1, 2005... Washington -- Postmenopausal women with osteoporosis can reduce their risk for fractures by 26% if they stick to their bisphosphonate regimens, Ethel Siris, M.D., reported in a poster presented at an international symposium sponsored by the...

BMD measures early in menopause predict 10-year osteoporosis risk.(Musculoskeletal Disorders)(bone mineral density)
June 1, 2005... Harrogate, England -- A single bone mineral density measurement early in menopause is a strong predictor of future bone status in women not considered at risk for osteoporosis, a study has shown. Despite various rates of bone mineral loss...

Acute lumbago.(Exercise Rx)
June 1, 2005... Lumbago, which is a problem among young adults and older patients alike, is an acute contraction of the lumbar paraspinal muscles. It has nothing to do with nerve root pressure but can occur when someone is tense, frightened, or has to sit for...

Boniva, Hyzaar.(New & Approved)
June 1, 2005... Boniva (ibandronate, Roche) A once-monthly oral formulation of a bisphosphonate for treating postmenopausal osteoporosis. The third bisphosphonate and the first monthly formulation marketed in the United States for osteoporosis. *...

Be conservative with neck pain, experts urge: no history of trauma, suspicion of neoplasm or infection? Wait a while before taking images.
June 1, 2005... Physicians who urged conservative treatment for neck pain--including a waiting period for imaging studies--were peppered with questions at the annual meeting of the American Academy of Orthopaedic Surgeons about how to determine whether and...

Low-dose combos top high-dose monotherapy for sciatica.(Musculoskeletal Disorders)
June 1, 2005... Snowmass, Colo. -- Sciatica and low back pain respond best to low doses of medications used in combination as opposed to high-dose monotherapy, David G. Borenstein, M.D., said at a symposium sponsored by the American College of Rheumatology....

Aspirin better for intracranial arterial stenosis.(Geriatric Medicine)
June 1, 2005... High-dose aspirin is just as effective as warfarin in treating intracranial arterial stenosis, and appears much safer, with significantly lower rates of death, myocardial infarction, and major hemorrhage over 2 years, Marc Chimowitz, M.B., and...

Late-onset Alzheimer's genetic variant identified.(Geriatric Medicine)
June 1, 2005... Strategies for the prevention and treatment of late-onset Alzheimer's disease may be improved by the identification of a gene variant that seems to increase Alzheimer's disease, according to a report by Lars Bertram, M.D., of Mass-General...

Sexual function similar after prostate cancer Tx.(Men's Health)
June 1, 2005... Orlando, Fla. -- Posttreatment sexual function in prostate cancer patients differs initially between the various primary treatments, but becomes nearly equal among all modalities after 4 years, Joycelyn L. Speight, M.D., reported at a symposium...

Testosterone replacement for male hypogonadism.(Drug Update)
June 1, 2005... Testosterone replacement therapy is approved by the Food and Drug Administration for men with hypogonadism resulting from the failure of the testes to produce testosterone. Men with true hypogonadism have symptoms of sexual dysfunction, low...

Prostate cancer screening, treatment revisited.(Men's Health)
June 1, 2005... Orlando, Fla. -- Emerging insights into the clinical significance of prostate-specific antigen levels are leading to new approaches to screening, treatment, and patient counseling, speakers said at a symposium on prostate cancer sponsored by...

'Killer' headaches may often wave red flags.(Clinical Rounds)
June 1, 2005... Miami Beach -- A differential diagnosis is the first task in distinguishing between primary and secondary headache disorders, according to a presentation at the American Academy of Neurology annual meeting. With well over 300 causes of...

Neuroimaging may help to identify secondary headaches.(Clinical Rounds)
June 1, 2005... Orlando, Fla. -- Neuroimaging is key to diagnosing relatively rare secondary headaches, one expert said at the annual meeting of the American Society of Neuroimaging. "Secondary headaches are where neuroimaging is of paramount importance,"...

Fragile X carrier men face syndrome in later life.(Clinical Rounds)
June 1, 2005... Grapevine, Tex. -- Men who carry the fragile X syndrome gene may be at risk for progressive tremors and weakness as they age, said James Grigsby, Ph.D., at a meeting sponsored by the American College of Medical Genetics. An estimated...

Expert offers pearls for end-of-life pain treatment.(Clinical Rounds)
June 1, 2005... San Francisco -- Opioids are the mainstay of pain treatment at the end of life, but using them in this population presents some challenges, Janet L. Abrahm, M.D., said at the annual meeting of the American College of Physicians. Dr....

Study probes chronic pain care in emergency department.(Clinical Rounds)
June 1, 2005... San Francisco -- In the emergency department, physicians seldom see eye to eye with patients who seek help for chronic pain, according to preliminary results from a small, ongoing study. Physicians end up frustrated, and the patients seldom...

Intermittent steroids for mild persistent asthma.(Clinical Rounds)
June 1, 2005... Treating patients with mild persistent asthma with short, intermittent courses of inhaled and oral corticosteroids as needed may be a viable treatment approach, according to results from the Improving Asthma Control Trial. Although...

Fluticasone ineffective in improving lung function in wheezy infants.(Clinical Rounds)(Brief Article)
June 1, 2005... Daily inhaled fluticasone propionate did not improve lung function in wheezy infants after 3 months of therapy, according to a Dutch study. This is the first large, randomized, controlled trial investigating the effects of fluticasone on...

Exhaled nitric oxide offers better evaluation of asthma.(Clinical Rounds)
June 1, 2005... San Antonio -- Exhaled nitric oxide, a marker of airway inflammation, is a much better measure of asthma than the assessment of symptoms or lung function tests, according to Joseph Spahn, M.D. "Measures like symptoms and lung function lack...

Emergency contraception: better education urged.(Clinical Rounds)
June 1, 2005... Washington -- Physicians should routinely inform women of childbearing age about the availability of emergency contraception before the need arises, James Trussell, Ph.D., said at a conference on contraceptive technology sponsored by...