Table 3 Completion rates of data collection procedures in the E4T feasibility study
|  | Control school n = 158 pupils n (%) [95% CI] | Intervention school 1 (rural) n = 90 pupils n (%) [95% CI] | Intervention school 2 (urban) n = 233 pupils n (%) [95% CI] |
|---|---|---|---|
Questionnaires | |||
 Pre | 95 (60.1) [52.0%, 67.8%] | 68 (75.6) [65.4%, 84.0%] | 133 (57.1) [50.5%, 63.5%] |
 Post | 77 (48.7) [40.7%, 56.8%] | 64 (71.1) [60.6%, 80.2%] | 0 [0%, 0%] |
Canteen observationsa | |||
 Pre | - | 19 (21.1) [13.2%, 31.0%] | 19 (8.2) [5.0%, 12.4%] |
 Post | - | 16 (17.8) [10.5%, 27.3%] | 13 (5.6) [3.0%, 9.4%] |
24-h recalls | |||
 Pre (weekday) | 12 (7.6) [4.0%, 12.9%] | 16 (17.8) [10.5%, 27.3%] | 21 (9.0) and 21 (9.0) [5.7%, 13.5%] |
 Pre (weekend) | 15 (9.5) [5.4%, 15.2%] | 15 (16.7) [9.6%, 26.0%] | 0 [0%, 0%] |
 Post (weekday) | 15 (9.5) [5.4%, 15.2%] | 14 (15.6) [8.8%, 24.7%] | 18 (7.7) [4.6%, 11.9%] |
 Post (weekend) | 18 (11.4) [6.9%, 17.4%] | 0 [0%, 0%] | 14 (6.0) [3.3%, 9.9%] |