Primary Outcomes | IND (N = 33; n = 309) | GRP (N = 30; n = 259) | AC (N = 30; n = 279) | IND vs AC difference | GRP vs AC difference |
---|---|---|---|---|---|
Weight Changea,b | |||||
% Weight change at 16 weeks (95% CI) | −2.6 (−3.1, −2.0) | −3.1 (−3.7.-2.4) | −3.4 (−4.0,-2.7) | 0.8, P = .06 | 0.3, P = .46 |
% Weight change at 12 months (95% CI) | −3.7 (−5.7,-1.6) | −4.4 (−6.5,-2.2) | −7.1 (−9.2, 4.9) | 3.4, P = .47 | 2.7, P = .13 |
Attendance | |||||
Mean number of DPP core sessions attended (95% CI) | 11.1 (10.3, 11.9) | 11.4 (10.5, 12.3) | 10.5 (10.0, 11.0) | .58, P = .0005 | .94, P = .0001 |
Mean number of ALL DPP sessions attended (95% CI) | 13.6 (12.4, 14.8) | 14.2 (12.9, 15.5) | 12.7 (12.0,13.4) | .89, P = .0002 | 1.50, P < .0001 |