Table 4 Recruitment and retention rates of pregnant women (pre-intervention) to data collection
| Â | Â | Eligible | Randomised (denominator eligible) | Approached (denominator randomised) | Consented (denominator approached) | 20-week questionnaire completed (denominator consented) | Weight measurement recorded in notes (denominator consented) | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Â | Â | n | % | n | % | n | % | n | % | n | % |
Intervention | Trust 1 (large) | 173 | 50 | 29% | 26 | 52% | 21 | 81% | 14 | 67% | 12 | 57% |
Trust 2 (small) | 58 | 58 | 100% | 25 | 43% | 25 | 100% | 14 | 56% | 5 | 20% | |
Total | 231 | 108 | 47% | 51 | 47% | 46 | 90% | 28 | 61% | 17 | 37% | |
Control | Trust 3 (large) | 242 | 50 | 21% | 17 | 34% | 14 | 82% | 14 | 100% | 1 | 7% |
Trust 4 (small) | 123 | 41 | 33% | 26 | 63% | 25 | 96% | 17 | 68% | 11 | 44% | |
Total | 365 | 91 | 25% | 43 | 47% | 39 | 91% | 31 | 79% | 12 | 31% | |
All | Overall total | 596 | 199 | 33% | 94 | 47% | 85 | 90% | 59 | 69% | 29 | 34% |