Time Group Mean
change
95% CI P
(change = 0)a
P
(intervention)a
Week 1 Intervention 1 -0.82 -1.01; -0.63 0.00 0.81
Intervention 2 -0.82 -1.01; -0.64 0.00
Control -0.9 -1.08; -0.71 0.00
Week 3 Intervention 1 -1.06 -1.24; -0.87 0.00 0.66
Intervention 2 -0.94 -1.12; -0.76 0.00
Control -1.02 -1.21; -0.84 0.00
Week 8 Intervention 1 -0.72 -0.9; -0.53 0.00 0.13
Intervention 2 -0.9 -1.08; -0.72 0.00
Control -0.98 -1.16; -0.79 0.00

aStatistically significant at level P < 0.05 (Wald test).
CI = confidence interval.