Nonprobability Web Surveys to Measure Sexual Behaviors and Attitudes in the General Population: A Comparison With a Probability Sample Interview Survey
Nonprobability Web Surveys to Measure Sexual Behaviors and Attitudes in the General Population: A Comparison With a Probability Sample Interview Survey
Bob Erens
1, 2
, MA ;
Sarah Burkill
2
, MSc ;
Mick P Couper
3
, PhD ;
Frederick Conrad
3
, PhD ;
Soazig Clifton
2, 4
, BSc (Hons) ;
Clare Tanton
2
, PhD ;
Andrew Phelps
4
, BA ;
Jessica Datta
1
, MSc ;
Catherine H Mercer
2
, PhD ;
Pam Sonnenberg
2
, PhD ;
Philip Prah
2
, MSc ;
Kirstin R Mitchell
1
, PhD ;
Kaye Wellings
1
, FRCOG ;
Anne M Johnson
2
, MD ;
Andrew J Copas
2
, PhD
1
London School of Hygiene & Tropical Medicine, London, United Kingdom
2
University College London, London, United Kingdom
3
University of Michigan, Ann Arbor, MI, United States
4
NatCen Social Research, London, United Kingdom