Table 3.
Uptake, retention and weight loss across breast cancer risk categories in the two studies
| Study-1 Women informed of their breast cancer risk prior to invite to the weight loss programme | Study-2 Women informed of their breast cancer risk part way through the weight loss programme | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 10-year risk of breast cancer | Invited n | Uptake n (%) | Retention at 12 months n (%) | Weight loss kga | % Losing ≥5% weight n (%) | Invited n | Uptake n (%) | Retention at 12 months n (%) | Weight loss kg a | % Losing ≥5% weight n (%) |
| Low (< 2%) | 560 | 28 (5) | 15 (54) | −2.9 (−4.3 to −1.4) | 12 (43) | 541 | 26 (5) | 7 (27) | −1.1 (−2.7 to + 0.5) | 2 (8) |
| Average (< 5 to > 2%) | 437 | 38 (9) | 29 (76) | −5.9 (−7.8 to −3.9) | 22 (58) | Not invited | ||||
| Moderately increased (≥5 to < 8%) | 187 | 30 (16) | 20 (67) | −7.0 (−9.9 to −4.1) | 17 (57) | 60 | 9 (15) | 6 (60) | −5.3 (−13 to + 2.6) | 3 (33) |
| High (≥8%) | 172 | 30 (17) | 22 (73) | −7.1 (−9.7 to −4.5) | 21 (70) | 137 | 17 (12) | 11 (69) | −5.2 (−8.5 to −1.9) | 7 (41) |
| Total/average | 1356 | 126 (9) | 86 (68) | - 6.2 (−7.3 to −5.0) | 72 (57) | 738 | 52 (7) | 24 (46) | −3.2 (−5.0 to −1.4) | 12 (23) |
a Baseline observation carried forward weight loss mean change (95% CI)