Effect of prenotification on the response rate of a postal survey of emergency physicians: a randomised, controlled, assessor-blind trial.

ABSTRACT:

Objectives

Response rates to physician surveys are typically low. The objective of this study was to determine the effect of a prenotification letter on the response rate of a postal survey of emergency physicians.

Design

This was a substudy of a national, cross-sectional postal survey sent to emergency physicians in Canada. We randomised participants to either receive a postal prenotification letter prior to the survey, or to no prenotification letter.

Participants

A random sample of 500 emergency physicians in Canada. Participants were selected from the Canadian Medical Directory, a national medical directory which lists more than 99% of practising physicians in Canada.

Interventions

Using computer-generated randomisation, physicians were randomised in a conc

SUBMITTER: Hickey M 

PROVIDER: S-EPMC8461690 | biostudies-literature | 2021 Sep

REPOSITORIES: biostudies-literature