Time Group Mean
change
95% CI P
(change = 0)a
P
(intervention)a
Week 1 Intervention 1 -0.12 -0.3; 0.07 0.21 0.16
Intervention 2 -0.14 -0.32; 0.04 0.14
Control -0.34 -0.52; -0.16 0.00
Week 3 Intervention 1 -0.25 -0.43; -0.06 0.01 0.91
Intervention 2 -0.26 -0.44; -0.08 0.00
Control -0.3 -0.48; -0.12 0.00
Week 8 Intervention 1 -0.39 -0.58; -0.21 0.00 0.98
Intervention 2 -0.38 -0.57; -0.2 0.00
Control -0.41 -0.59; -0.23 0.00

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