Skip to main content

Table 2 Distributions for participating in different numbers of waves of the survey

From: Retaining young people in a longitudinal sexual health survey: a trial of strategies to maintain participation

  Group  
  Group 1 Group 2 Group 3 Group 4 Total
No. of waves in which pupils participated no incentive chance of winning 1 of twenty-five £20 Kingfisher vouchers chance of winning one £500 Kingfisher voucher definite £10 Kingfisher voucher on receipt of completed questionnaire  
  n (%) n (%) n (%) n (%)  
Zero participation (eligible pupils who never participated in any wave) 47 (3.2) 34 (2.7) 48 (3.2) 143 (3.4) 272
Participated in 1 wave only of the study 340 (23.5) 318 (25.1) 405 (27.2) 958 (22.7) 2021
Participated in 2 waves of the study 589 (40.7) 533 (42.1) 612 (41.0) 1399 (33.1) 3133
Participated in 3 waves of the study 245 (16.9) 200 (15.8) 241 (16.2) 781 (18.5) 1467
Full participation in ALL 4 waves of the study 227 (15.7) 182 (14.4) 185 (12.4) 943 (22.3) 1537
Total 1448 1267 1491 4224 8430