Table 2 Primary outcomes in the We Can Prevent Diabetes study among participants attending at least one DPP session, by study arm (n = 847; INDIndividual; GRP Group/Individual; AC Attention Control)
| 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 |