Do postal questionnaires change GPs' workload and referral patterns?

Accuracy of postal questionnaires.

Dear Sir, Having recently completed the data interpretation of a postal questionnaire of 'all' Otolaryngologists in the British Isles, we read with interest the recent correspondence on the subject of the accuracy of this means of gathering information. (November 1989, 1103), and of the validity of the numbers questioned and responding. Like the correspondents, we also had great difficulty in c...

Who responds to postal questionnaires?

Factors affecting response to postal questionnaires.

Epidemiological studies of chronic diseases often use data gathered individually from many persons, rather than remaining restricted to pre-recorded data. Generally this is done by personal interview, an expensive, time-consuming procedure. The increasing educational level and social consciousness of the population suggest that a carefully designed, highly objective postal questionnaire could s...

Do GPs respond to postal questionnaire surveys? A comprehensive review of primary care literature.

BACKGROUND There is a general consensus that postal surveys of physicians have low response rates. Recent systematic reviews have provided an improved evidence base to help researchers maximize response rates to self-completion questionnaires but to date, there is no comprehensive analysis of whether response rates have improved. OBJECTIVE To determine a contemporary estimate for the mean res...

Increasing response rates to postal questionnaires: systematic review.

OBJECTIVE To identify methods to increase response to postal questionnaires. DESIGN Systematic review of randomised controlled trials of any method to influence response to postal questionnaires. STUDIES REVIEWED 292 randomised controlled trials including 258 315 participants INTERVENTION REVIEWED: 75 strategies for influencing response to postal questionnaires. MAIN OUTCOME MEASURE The p...