Workshop Session: Maintaining Quality: Using Non-Probability web Surveys to Measure Sexual Behaviours and Attitudes in the British General Population: A Comparison with a Probability Sample Interview Survey

2015 ◽  
Vol 57 (2) ◽  
pp. 300-305 ◽  
Author(s):  
Bob Erens
2014 ◽  
Vol 16 (12) ◽  
pp. e276 ◽  
Author(s):  
Bob Erens ◽  
Sarah Burkill ◽  
Mick P Couper ◽  
Frederick Conrad ◽  
Soazig Clifton ◽  
...  

Sexual Health ◽  
2016 ◽  
Vol 13 (3) ◽  
pp. 295 ◽  
Author(s):  
Rezvan Kakavand-Ghalehnoei ◽  
Zabihollah Shoja ◽  
Alireza Najafi ◽  
Mostafa Haji Mollahoseini ◽  
Shohreh Shahmahmoodi ◽  
...  

Studies looking at the frequency of human herpesvirus-8 (HHV-8) among Iranian blood donors have produced conflicting results. The aim of this study was to investigate the prevalence of HHV-8 DNA by using polymerase chain reaction methods among 168 healthy individuals, 60 intravenous drug users and 100 HIV-infected patients from Iran. The prevalence of HHV-8 was significantly higher among intravenous drug users (13.3%) compared with the general population (3.6%; P = 0.017). The HHV-8 genome was mostly detected among intravenous drug users who displayed high-risk sexual behaviours. Moreover, the HHV-8 genome was also detected in 8% of HIV-infected patients. The present study findings support the likelihood that the transmission of HHV-8 is via a sexual route in the Iranian population.


2019 ◽  
Vol 2 (1) ◽  
pp. 1-8
Author(s):  
I A Bako ◽  
J O. Anyanti ◽  
A Roca-Feltrer

Analyses of HIV incidence in Nasarawa State Nigeria estimate that most of the new HIV infections occur among persons who reported low HIV risk including couples. The study was aimed at identifying the factors that predict risky sexual behavior among the general population in Nasarawa state, Nigeria. Data analysis was carried on a total of 801 respondents sampled from the general population of Nasarawa State, Nigeria. The original sample was obtained through a two-stage cluster sampling technique using probability proportionate to size. The primary outcome variable was risky sexual behavior. Chi-square and logistic regression analyses were used to determine the association between the outcome and selected Sociodemographic and other independent variables. Females were 54.2% of the total sampled population analysed, the mean age of the respondents was 29.8 years (SD: 10.3). About two-third of the respondents engaged in risky sexual behaviours (65.9%) but only 4.7% considered themselves to be at high risk of HIV. The multivariable regression analysis showed that factors associated with risky sexual behaviour included : been male sex [OR: 0.63; 95% CI: 0.436-0.915], married [OR: 0.26: 95% CI: 0.163 - 0.419], rural resident [OR: 1.20; 95% CI: 0.775 to 1.871 ], age 20-24 [OR: 1.93, 95% CI: 1.113 - 3.360] and 25-29 years [OR: 2.34; 95% CI: 1.267-1.308]; and knowledge of HIV [OR: 1.49; 95% CI: 1.056-2.108].There is a need to urgently intensify media campaigns, community-based interventions including one on one communications to reduce risky sexual behaviours.


2019 ◽  
Vol 2 (1) ◽  
pp. 1-8
Author(s):  
I A Bako ◽  
J O. Anyanti ◽  
A Roca-Feltrer

Analyses of HIV incidence in Nasarawa State Nigeria estimate that most of the new HIV infections occur among persons who reported low HIV risk including couples. The study was aimed at identifying the factors that predict risky sexual behavior among the general population in Nasarawa state, Nigeria. Data analysis was carried on a total of 801 respondents sampled from the general population of Nasarawa State, Nigeria. The original sample was obtained through a two-stage cluster sampling technique using probability proportionate to size. The primary outcome variable was risky sexual behavior. Chi-square and logistic regression analyses were used to determine the association between the outcome and selected Sociodemographic and other independent variables. Females were 54.2% of the total sampled population analysed, the mean age of the respondents was 29.8 years (SD: 10.3). About two-third of the respondents engaged in risky sexual behaviours (65.9%) but only 4.7% considered themselves to be at high risk of HIV. The multivariable regression analysis showed that factors associated with risky sexual behaviour included : been male sex [OR: 0.63; 95% CI: 0.436-0.915], married [OR: 0.26: 95% CI: 0.163 - 0.419], rural resident [OR: 1.20; 95% CI: 0.775 to 1.871 ], age 20-24 [OR: 1.93, 95% CI: 1.113 - 3.360] and 25-29 years [OR: 2.34; 95% CI: 1.267-1.308]; and knowledge of HIV [OR: 1.49; 95% CI: 1.056-2.108].There is a need to urgently intensify media campaigns, community-based interventions including one on one communications to reduce risky sexual behaviours.


2018 ◽  
Vol 16 (1) ◽  
Author(s):  
Knut Stavem ◽  
Liv A Augestad ◽  
Ivar S Kristiansen ◽  
Kim Rand

1991 ◽  
Vol 21 (2) ◽  
pp. 461-471 ◽  
Author(s):  
G. Nestadt ◽  
A. J. Romanoski ◽  
C. H. Brown ◽  
R. Chahal ◽  
A. Merchant ◽  
...  

SYNOPSISA two-stage probability sample of community subjects was developed with a full psychiatric examination employing DSM-III criteria in conjunction with the Epidemiological Catchment Area (ECA) survey conducted in Baltimore, MD. This report details the observation on those subjects diagnosed with compulsive personality disorder and compulsive personality traits. The results indicate that this condition has a prevalence of 1·7% in a general population. Male, white, married and employed individuals receive this diagnosis most often. Our data suggest a dimensional rather than categorical character for this disorder. The disorder imparts a vulnerability for the development of anxiety disorders.


2019 ◽  
Vol 2 (1) ◽  
pp. 1-8
Author(s):  
I A Bako ◽  
J O. Anyanti ◽  
A Roca-Feltrer

Analyses of HIV incidence in Nasarawa State Nigeria estimate that most of the new HIV infections occur among persons who reported low HIV risk including couples. The study was aimed at identifying the factors that predict risky sexual behavior among the general population in Nasarawa state, Nigeria. Data analysis was carried on a total of 801 respondents sampled from the general population of Nasarawa State, Nigeria. The original sample was obtained through a two-stage cluster sampling technique using probability proportionate to size. The primary outcome variable was risky sexual behavior. Chi-square and logistic regression analyses were used to determine the association between the outcome and selected Sociodemographic and other independent variables. Females were 54.2% of the total sampled population analysed, the mean age of the respondents was 29.8 years (SD: 10.3). About two-third of the respondents engaged in risky sexual behaviours (65.9%) but only 4.7% considered themselves to be at high risk of HIV. The multivariable regression analysis showed that factors associated with risky sexual behaviour included : been male sex [OR: 0.63; 95% CI: 0.436-0.915], married [OR: 0.26: 95% CI: 0.163 - 0.419], rural resident [OR: 1.20; 95% CI: 0.775 to 1.871 ], age 20-24 [OR: 1.93, 95% CI: 1.113 - 3.360] and 25-29 years [OR: 2.34; 95% CI: 1.267-1.308]; and knowledge of HIV [OR: 1.49; 95% CI: 1.056-2.108].There is a need to urgently intensify media campaigns, community-based interventions including one on one communications to reduce risky sexual behaviours.


2015 ◽  
Vol 12 (2) ◽  
Author(s):  
Nejc Berzelak ◽  
Vasja Vehovar ◽  
Katja Lozar Manfreda

Lower data collection costs make web surveys a promising alternative to conventional face-to-face and telephone surveys. A transition to the new mode has already been widely initiated in commercial research, but web surveys remains limited in academic and official research projects that typically require probability samples and high response rates. Various design approaches for coping with the problems of sampling frames, incomplete Internet use, and nonresponse in web surveys have been proposed. Mixed-mode designs and incentives are two common strategies to reach Internet non-users and increase the response rates in web surveys. However, such survey designs can substantially increase the costs, the complexity of administration and the possibility of uncontrolled measurement effects. This paper presents and demonstrates an approach to the evaluation of various survey designs with simultaneous consideration of the errors and costs. It focuses on the designs involving the web mode and discusses their potential to replace traditional modes for probability surveys of the general population. The main idea of this approach is that part of the cost savings enabled by the web mode can be allocated to incentives and complementary survey modes to compensate for the Internet non-coverage and the higher nonresponse. The described approach is demonstrated in an experimental case study that compares the performance of mixed-mode designs with the web mode and prepaid cash incentive with that of an official survey conducted using the face-to-face and telephone modes. The results show that the mixed-mode designs with the web mode and incentives can greatly increase the response rate, which even surpasses that of the conventional survey modes, but still offer substantial cost savings. However, the results also show that higher response rate does not necessary translate to higher data quality, especially when the main aim is to obtain estimates that are highly comparable with those of the reference survey.


2019 ◽  
Vol 19 (1) ◽  
Author(s):  
Alexandra Martins ◽  
Catarina Chaves ◽  
Maria Cristina Canavarro ◽  
Marco Pereira

Abstract Background Perceived risk of HIV plays an important role in the adoption of protective behaviours and HIV testing. However, few studies have used multiple-item measures to assess this construct. The Perceived Risk of HIV Scale (PRHS) is an 8-item measure that assesses how people think and feel about their risk of HIV infection. This cross-sectional study aimed to assess the psychometric properties (reliability and validity) of the European Portuguese version of the PRHS, including the ability of this scale to discriminate between individuals from the general population and HIV-uninfected partners from sero-different couples on their perceived risk of HIV infection (known-groups validity). Methods This study included 917 individuals from the general population (sample 1) to assess the psychometric properties of the PRHS. To assess the known-groups validity, the sample comprised 445 participants from the general population who were in an intimate relationship (sub-set of sample 1) and 42 HIV-uninfected partners from sero-different couples (sample 2). All participants filled out a set of questionnaires, which included a self-reported questionnaire on sociodemographic information, sexual behaviours, HIV testing and the PRHS. Sample 1 also completed the HIV Knowledge Questionnaire – 18-item version. Results The original unidimensional structure was reproduced both in exploratory and confirmatory factor analyses, and the PRHS demonstrated good reliability (α = .78; composite reliability = .82). The differential item functioning analyses indicated that the items of the PRHS, in general, did not function differently for men and women or according to HIV testing. Significant associations with sexual risk behaviours and HIV testing provided evidence for criterion validity. The known-groups validity was supported. Conclusions The PRHS is a suitable scale in the evaluation of the perceived risk of HIV, and its psychometric characteristics validate its use in the Portuguese population. Furthermore, the present study suggests that interventions improving individuals’ HIV risk perceptions may be important since they were associated with different sexual behaviours and the likelihood of HIV testing.


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