Assessment of non-response bias in a probability household survey of male same-gender sexual behavior

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Autore principale: Victor de Gruttola
Natura: Artículo científico
Lingua:en
Pubblicazione: Instituto Nacional de Salud Pública 2000
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author Victor de Gruttola
author_facet Victor de Gruttola
contents Assessment of non-response bias in a probability household survey of male same-gender sexual behavior Victor de Gruttola José Antonio Izazola Steven L. Gortmaker Kathryn Tolbert Jonathan Mann Salud male Mexico evaluation response bias homosexuality Objective. To assess non-participation bias in a survey ofmale sexual behavior. Material and methods. A householdsurvey was carried out in 1992-1993 using a probabilitysampling frame in Mexico City. Demographic variableswere available for all eligible men. The extent of non-participationbias was estimated using a version of the Heckmanmethod, which utilizes two equations, one to predict participationand the other to predict reports of same-gendersexual behavior. Results. A total of 8 068 of the 13 713eligible men completed a face-to-face questionnaire (responserate 59%); 173 men (2.1%) reported bisexual behaviorin their lifetime, and 37 (0.4%) reported only malepartners. Survey participation was predicted using demographicvariables: 67% of the observations were correctlypredicted by a probit regression model: 82% of participantsand 53% of non-participants (pseudo-r2=0.13). Same-gendersexual behavior was predicted by variables indicating attachmentto gay/bisexual social networks, history of sexuallytransmitted diseases, positive attitudes towards gay and bisexualmales, and lack of support from male relatives. Ninety-seven per cent of the cases was correctly predictedby the probit model (pseudo-r2=0.14). The correlation betweenthese two equations was not statistically significant.Conclusions. These results indicate that prevalence esti-of same-gender sexual behavior among Mexico Citymen were not biased by selective survey participation. Carefulselection and training of household interviewers mayhave assisted in minimizing potential bias. 2000 artículo científico 0036-3634 https://www.redalyc.org/articulo.oa?id=10642204 en http://www.redalyc.org/revista.oa?id=106 Salud Pública de México application/pdf Instituto Nacional de Salud Pública Salud Pública de México (México) Num.2 Vol.42
format Artículo científico
id redalyc_10642204
institution Redalyc
language en
publishDate 2000
publisher Instituto Nacional de Salud Pública
spellingShingle Assessment of non-response bias in a probability household survey of male same-gender sexual behavior
Victor de Gruttola
Salud
male
Mexico
evaluation
response bias
homosexuality
Assessment of non-response bias in a probability household survey of male same-gender sexual behavior Victor de Gruttola José Antonio Izazola Steven L. Gortmaker Kathryn Tolbert Jonathan Mann Salud male Mexico evaluation response bias homosexuality Objective. To assess non-participation bias in a survey ofmale sexual behavior. Material and methods. A householdsurvey was carried out in 1992-1993 using a probabilitysampling frame in Mexico City. Demographic variableswere available for all eligible men. The extent of non-participationbias was estimated using a version of the Heckmanmethod, which utilizes two equations, one to predict participationand the other to predict reports of same-gendersexual behavior. Results. A total of 8 068 of the 13 713eligible men completed a face-to-face questionnaire (responserate 59%); 173 men (2.1%) reported bisexual behaviorin their lifetime, and 37 (0.4%) reported only malepartners. Survey participation was predicted using demographicvariables: 67% of the observations were correctlypredicted by a probit regression model: 82% of participantsand 53% of non-participants (pseudo-r2=0.13). Same-gendersexual behavior was predicted by variables indicating attachmentto gay/bisexual social networks, history of sexuallytransmitted diseases, positive attitudes towards gay and bisexualmales, and lack of support from male relatives. Ninety-seven per cent of the cases was correctly predictedby the probit model (pseudo-r2=0.14). The correlation betweenthese two equations was not statistically significant.Conclusions. These results indicate that prevalence esti-of same-gender sexual behavior among Mexico Citymen were not biased by selective survey participation. Carefulselection and training of household interviewers mayhave assisted in minimizing potential bias. 2000 artículo científico 0036-3634 https://www.redalyc.org/articulo.oa?id=10642204 en http://www.redalyc.org/revista.oa?id=106 Salud Pública de México application/pdf Instituto Nacional de Salud Pública Salud Pública de México (México) Num.2 Vol.42
title Assessment of non-response bias in a probability household survey of male same-gender sexual behavior
topic Salud
male
Mexico
evaluation
response bias
homosexuality
url https://www.redalyc.org/articulo.oa?id=10642204