Tag: "questionnaire" at biology news

New research confirms that natural selection is acting on the current human population

...re made after an exhaustive three-year analysis of questionnaire data from 2,710 pairs of identical and non-identical twins held in the Australian Twin Registry (ATR) (4). After removing the influence of differences in religion, education and the effect of the baby boom, the researchers still found heritable genet...

UF study shows all-time high number of shark attacks last year

...than 3 million hits a month and has a shark attack questionnaire that can be downloaded and filled out in four different languages. "Assuming they're not injured too badly, people are now able to get on the Web and send us an e-mail the same day they're attacked," Burgess said. "They're also scanning photograp...

¡Ciao! down: Mediterranean diet after a heart attack adds years to life

... Their intake of certain foods was tracked with a questionnaire given just after their heart attack and again six, 12, 18 and 42 months later. Study participants were divided into five categories according to how much of their diet consisted of fresh and cooked vegetables, fruit, fish, olive oil and butter. T...

Middle-aged women who consume many fruits and vegetables are at much lower risk of cardiovascular disease

...e participants completed a detailed food-frequency questionnaire and were subsequently followed for an average of 5 years for incidence of nonfatal myocardial infarction, stroke, coronary angioplasty, coronary bypass or death due to CVD. After the researchers divided the participants into groups or levels accordi...

Study published in NEJM reports that testosterone patch improves sexual function and psychological well-being in surgically postmenopausal women

... were changed twice a week. The sexual functioning questionnaire and an assessment of psychological well-being were repeated at the end of the initial four-week base-line period and at the end of each 12-week treatment period. During one treatment phase, both patches were inactive (placebo), containing no testoste...

The glycemic index: Rethinking diet and cardiovascular risk

...participant filling out a detailed food frequency questionnaire at baseline, two years later, and six years later. Seven hundred sixty-one cases of fatal and nonfatal CVD occurred during the ten year course of the study. The women were grouped in quintiles according to their overall dietary glycemic index, glyce...

Hormone replacement therapy (HRT) may protect against cognitive decline in women 65 and older who have a certain genetic make-up

...n women who were asked to report estrogen use on a questionnaire given during each visit. Nearly all of the women gave blood samples containing the DNA necessary for ApoE genotyping. At each testing point, results were adjusted for factors that vary between estrogen users and non-users (age, education, alcohol ...

Eating recommended foods associated with decrease in risk of mortality for women

...1.1 years) in the study completed a food frequency questionnaire to measure overall diet quality. Answers were tab... lean meats and poultry) that were reported on the questionnaire to be consumed at least once a week. There was a median follow-up time of 5.6 years, during which 2...

UC Berkeley psychologist finds evdence that male hormones in the womb affect sexual orientation

...cord finger lengths. Breedlove also administered a questionnaire that explored birth order and sexual orientation. According to the data collected, homosexual women, on average, had a more masculine finger length pattern - an index finger considerably shorter than the ring finger on the right hand - than did heter...

Side effects of prostate cancer surgery far less when performed by specialist

...ffects when they answered via an anonymous patient questionnaire than when they reported directly to the doctor. When asked directly, some doctors hypothesized, patients may not be as forthcoming with the truth because they don't want to disappoint their doctors or, perhaps, surgeons have an unconscious bias towar...

Breast Milk Of Women Who Eat Lake Ontario Fish Contains High Levels Of PCBs, UB Study Finds

...48 had two or more children. The womencompleted a questionnaire that provided data on the date of the milk sample;number of children; history of breast-feeding; height and weight before, duringand after the most recent pregnancy, and detailed information on amount andtypes of fish eaten from Lake Ontario and its ...

Endangered Species' Recovery Plans Face Comprehensive Scientific Review

...duate student John Hoekstra, designed the detailed questionnaire being usedby graduate students for the evaluation....s to Congress.Answers to thousands of items on the questionnaire are being entered into adatabase on the Internet so scientists and students at all the participating...

News Tips Wednesday, March 24, 1999

...art disease. Snoringwas assessed through a mailed questionnaire at the beginning of theinvestigation. Compared with non-snorers, those who snored occasionally hadabout a 20 percent higher risk of developing a cardiovascular event. The riskwas 33 percent for regular snorers. The researchers found a similar asso...

Screening In Women Army Recruits Shows High Chlamydia Infection Rates

...ng shortly after their arrival. Each filled out a questionnaire ondemographics and sexual behavior. Researchers analyzed the recruits' urinesamples for Chlamydia DNA using the ligase chain reaction test, a new, highlysensitive way of detecting small amounts of genetic material. They also checkedthe questionnair...

Tracking Hepatitis C: Health Project Demos Worldwide Early-Warning System For Disease Outbreaks; Sandia Tests Disease-Tracking Approach

...ers. Each volunteer is asked tofill out a 150-item questionnaire intended to isolate behaviors that could berisk factors for contracting the disease. In all 2,000 patients in Snezhinsk and 2,000 in New Mexico will be tested forhepatitis C over the next four or five months. Statistically about 2 percent, or40 to 50...

Rockefeller University Researchers Hunt For Type 2 Diabetes Susceptibility Genes

...c levels; completing a family and medical history questionnaire ; and having blood pressure, temperature, pulse, weight, height and waist and hipmeasurements taken. People interested in enrolling as participants should call Eileen Buckley,M.S.N., R.N., A.N.P.-C.S. or Jennifer Napoleone, B.S.N., R.N. at 1-888-92...

Long-Term Vitamin C Use Cuts Cataract Risk In Older Women

...to 55 and residing in 11 states,completed a mailed questionnaire on known and suspected risk factors for cancer and heartdisease. Every 2 years since 1976, the women have been contacted to provide updatedinformation. Eligible members of the NHS were ranked according to high or low vitamin C intake, using totalcon...

Prostate Cancer's Aggressiveness May Be Predicted Early By The Ratio Of Free To Total PSA

...e other half will not. Both groups will complete a questionnaire about their health every year for up to 14 years. For more information, or to apply for the study, contact the NCI at 1-800-4-CANCER. In 1997, an estimated 334,500 new cases of prostate cancer will be diagnosed, and prostate cancer will be responsib...

Pets Provide Physiological Benefits For Women Living Alone

...ogs and 16 cats. All participants completed a questionnaire during the first week about social support, pet attitudes and their sense of control over their health. Participants' blood pressure and heart rate were taken at home four times during the six months. A computerized monitor recorded cardiovascular...

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