Administration of a one-time questionnaire is economical and widely used for estimating pesticide exposure in epidemiology studies.
Patients who decline to participate in the trial are asked to complete a one-time questionnaire assessing basic sociodemographic, attitudinal, and behavioral data, and to determine the reason(s) for non-participation.
Even though a small number of patients was available for a one-time questionnaire session during the postoperative follow-up period to allow before and after surgery comparisons, dacryocystorhinostomy significantly lowered self-assessment scores for all 10 questions (p < 0.01).
Participating physicians and site coordinators received training on the study protocol and instructions on case report form completion. Subjects were asked to complete a self-administered, one-time questionnaire during the office visit.
The initial project of the BraveNet practice-based research network involved collection of a one-time questionnaire from about 500 participants at each of our nine clinical sites [ 6].
Subjects completed a one-time questionnaire, which included demographics, symptom duration, health care resource use, out-of-pocket costs, employment status, and validated measures that assessed pain, functioning, sleep, anxiety and depression, health status, and productivity.
During one of the home environment evaluations, technicians administered a one-time questionnaire (Home Remediation and Remodeling Questionnaire) to caretakers, which asked about post-Katrina renovations and mold remediation.
Here we examine longitudinal variations in pesticide use patterns to evaluate the reliability and validity of one-time questionnaires used in epidemiologic studies.
Subjects were asked to complete a series of self-administered, one-time questionnaires during the office visit that included patient-reported measures of pain, function, quality of life, and productivity, as previously described.
At baseline, participants categorized their number of overnight hospitalizations according to the options on the questionnaire (none, one time, two times, more than two times).
Women aged 18-50 years with (n = 153) and without PCOS (n = 64) completed a questionnaire at one time point.
