Genetic Epidemiology, Translational Neurogenomics, Psychiatric Genetics and Statistical Genetics Laboratories investigate the pattern of disease in families, particularly identical and non-identical twins, to assess the relative importance of genes and environment in a variety of important health problems.
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PMID
9279618
TITLE
Participation bias in a sexuality survey: psychological and behavioural characteristics of responders and non-responders.
ABSTRACT
BACKGROUND NlmCategory: BACKGROUND
Few studies of sexual attitudes and behaviour have quantified the direction and magnitude of participation bias, primarily because information on non-responders is difficult to obtain in cross-sectional surveys.
METHOD NlmCategory: METHODS
Australian adult twins (n = 9112) aged 17-52 years enrolled in a national, longitudinal research register were asked to participate in a postal survey concerning their sexual behaviour and attitudes. Individual consent was determined by separate return of a consent form; 27% explicitly refused, 19% initially agreed to receive a questionnaire, but subsequently did not return consent forms and 52% explicitly consented. Participation data were matched to social, psychological and behavioural information in a longitudinal data set.
RESULTS NlmCategory: RESULTS
People who explicitly consented had higher levels of education, attended church less often, had less conservative sexual attitudes and voting preferences, were more likely to smoke cigarettes and drank alcohol more often than people who explicitly refused. On standard personality scales, responders were more novelty-seeking and reward-dependent and less harm-avoidant than refusers. Structured psychiatric telephone interview data from 3674 individuals showed that, compared to refusers, responders had higher lifetime prevalence of major depression, alcohol dependence and childhood conduct disorder and also reported an earlier age at first sexual intercourse and higher rates of sexual abuse. In general, those who had initially agreed to receive the sex questionnaire but were subsequently lost were more similar to consenters than to refusers.
CONCLUSIONS NlmCategory: CONCLUSIONS
Effect sizes on most measures were small. The broad profile suggests that postal surveys of sexual attitudes and behaviour may overestimate sexual liberalism, activity and adversity, although this bias should not seriously compromise population estimates.
DATE PUBLISHED
1997 Aug
HISTORY
PUBSTATUS PUBSTATUSDATE
pubmed 1997/08/01
medline 1997/08/01 00:01
entrez 1997/08/01 00:00
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Dunne MP Dunne M P MP School of Public Health, Queensland University of Technology, Australia.
Martin NG Martin N G NG
Bailey JM Bailey J M JM
Heath AC Heath A C AC
Bucholz KK Bucholz K K KK
Madden PA Madden P A PA
Statham DJ Statham D J DJ
INVESTIGATORS
JOURNAL
VOLUME: 26
ISSUE: 4
TITLE: International journal of epidemiology
ISOABBREVIATION: Int J Epidemiol
YEAR: 1997
MONTH: Aug
DAY:
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Print
ISSN: 0300-5771
ISSNTYPE: Print
MEDLINE JOURNAL
MEDLINETA: Int J Epidemiol
COUNTRY: England
ISSNLINKING: 0300-5771
NLMUNIQUEID: 7802871
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
Research Support, Non-U.S. Gov't
Research Support, U.S. Gov't, P.H.S.
Twin Study
COMMENTS AND CORRECTIONS
GRANTS
GRANTID AGENCY COUNTRY
AA07535 NIAAA NIH HHS United States
AA07728 NIAAA NIH HHS United States
GENERAL NOTE
KEYWORDS
MESH HEADINGS
DESCRIPTORNAME QUALIFIERNAME
Adolescent
Adult
Attitude
Australia epidemiology
Bias (Epidemiology) epidemiology
Data Collection epidemiology
Demography epidemiology
Female epidemiology
Humans epidemiology
Male epidemiology
Mental Health epidemiology
Middle Aged epidemiology
Personality epidemiology
Sexual Behavior statistics & numerical data
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's