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Table 4 Frequencies (%) of reported facilitators

From: Challenges in recruiting and retaining adolescents with abuse-related posttraumatic stress disorder: lessons learned from a randomized controlled trial

Facilitator for participationaRespondentsp value
All (N = 51b)Adolescents aged 14–17 (n = 25)Young adults aged 18–21 (n = 26)
Flexible time scheduling32 (62.7)13 (52.0)19 (73.1)0.12c
Financial compensation for taking part in assessments27 (52.9)13 (52.0)14 (53.8)0.90c
Consistent and reliable contact person at the respective study site22 (43.1)9 (36.0)13 (50.0)0.31c
Same interviewer20 (39.2)11 (44.0)9 (34.6)0.49c
Social support by friends and relatives19 (37.3)12 (48.0)7 (26.9)0.12c
Thank-you cards12 (23.5)6 (24.0)6 (23.1)0.94c
Reimbursement of travel costs10 (19.6)4 (16.0)6 (23.1)0.73d
Involvement of caregiver9 (17.6)6 (24.0)3 (11.5)0.29d
Reminders of appointments9 (17.6)2 (8.0)7 (26.9)0.14d
Empathy of study staffe4 (7.8)1 (4.0)3 (11.5)0.61d
Othere2 (3.9)0 (0)2 (7.7)0.49d
Certificate at the end of treatment1 (2.0)0 (0)1 (3.8)1.00d
  1. aAssessed with the checklist for facilitators for study participation (see Additional file 1). bOverall number of respondents was n = 53, but data from n = 2 respondents had to be excluded because of missing information. cCalculated from 2-sided Pearson χ2 test. dCalculated from 2-sided Fisher’s exact test. eCategory added post hoc according to free responses