Reliability of an adult respiratory symptom questionnaire in a community located near a mine dump in South Africa: pilot study
Background: Pretesting a questionnaire is an important activity before the start of the main epidemiological study. Aim: The study tested the reliability (internal consistency) of the modified ATS-DLD-78 adult respiratory diseases questionnaire developed by the British Medical Research Council. Re...
Main Authors: | , |
---|---|
Format: | Article |
Language: | English |
Published: |
AOSIS
2016-10-01
|
Series: | Southern African Journal of Infectious Diseases |
Subjects: | |
Online Access: | https://sajid.co.za/index.php/sajid/article/view/85 |