Journal article

Differences in health estimates using telephone and door-to-door survey methods--a hypothetical exercise.

AW Taylor, DH Wilson, M Wakefield

Australian and New Zealand Journal of Public Health | Published : 1998

Abstract

Telephone interviewing is increasingly being used to obtain data on health issues. Propertly applied telephone interviewing may have considerable cost benefits, but careful thought has to be put into the design of surveys, weighting and analysis of data to avoid major sources of bias. This study is a hypothetical exercise comparing health estimates from a systematic, self-weighting, multistage, clustered, area sample of households using a face-to-face interview method, with hypothetical samples of people obtained from Random Digit Dialling and Electronic White Pages. In a comparison of the population health estimates obtained for a number of health problems in a hypothetical analysis of thes..

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