Structured questionnaires covering drug use and HIV risk behaviour were administered by trained interviewers.
Structured questionnaires covering socio-demographic characteristics, HIV diagnosis and treatment, malaria preventive practices, clinical events and treatment were administered to HIV-infected adults (n = 363).
Agree to fill out e-mail-based weekly questionnaires covering injury status, health status, use of the health-care system, changes in weight, participation in other sports, and other supplemental questions.
Agree to fill out e-mail-based weekly questionnaires covering injury status, health status, use of the health-care system, changes in weight, participation in other sports, and other supplemental questions. 6.
More specifically, a single coder performed the content analyses within approximately 3 months, by analyzing all 700 management reports in randomized order to minimize subjectivity bias (Healy and Palepu 2001), completing specific questionnaires covering our research measure (SDS).
Although this is a definite progress in information quality, these reports have primarily been based on retrospect information in questionnaires covering various time intervals but also using different phrasings of headache items [12].
At baseline (between1992 1998), participants filled out extensive questionnaires covering their diet, lifestyle, and medical history, and anthropometric measurements were obtained.
Information were then collected for all studied individuals by questionnaires, covering: i) the number of installed ITNs, ii) the number of exchanged ITNs and iii) the number of damaged ITNs (hole, torn, etc)., as previously described [33].
After providing written informed consent (from one of the parents if less than 18 years of age), they answered orally administered standardised questionnaires covering socio-demographic characteristics, present and past health conditions, and exposure to potential risk factors for viral hepatitis in the one to six months before onset of illness.
We used a similar definition of the outcome "parental reported eczema of child within the first 2 years of life", but slightly different wording of the questions and slightly different timing of questionnaires, covering the entire first two years of life in the two cohorts.
Eighteen questionnaires covering 18 countries were completed.
