Table 3.

Proportion of at least 90% adherence according to intervention type by intention-to-treat and missing equals failure analysis.

	Time (weeks)
	1–12	13–24	25–36	37–48	1–48
Summary groups
Control (N = 139)	0.60	0.51	0.48	0.46	0.40
Daily (all) (N =142)	0.60 (0.98)	0.54 (0.60)	0.44 (0.52)	0.46 (0.96)	0.41 (0.92)
Weekly (all) (N =147)	0.63 (0.54)	0.58 (0.25)	0.54 (0.35)	0.54 (0.19)	0.53 (0.03)*
Short (all) (N =143)	0.60 (0.94)	0.54 (0.64)	0.49 (0.90)	0.50 (0.54)	0.47 (0.27)
Long (all) (N =146)	0.63 (0.57)	0.58 (0.23)	0.49 (0.85)	0.50 (0.50)	0.47 (0.24)
Subgroups
Daily, short (N = 70)	0.56 (0.58)	0.51 (0.96)	0.49 (0.96)	0.46 (0.96)	0.40 (0.97)
Weekly, short (N = 73)	0.64 (0.51)	0.56 (0.48)	0.49 (0.88)	0.53 (0.31)	0.53 (0.07)
Daily, long (N = 72)	0.64 (0.56)	0.57 (0.42)	0.40 (0.27)	0.46 (0.98)	0.42 (0.85)
Weekly, long (N = 74)	0.62 (0.73)	0.59 (0.24)	0.58 (0.17)	0.54 (0.27)	0.53 (0.08)
Any treatment (N = 289)	0.62 (0.71)	0.56 (0.33)	0.49 (0.86)	0.50 (0.46)	0.47 (0.19)

P-value from comparison of each intervention group with control group is indicated in parentheses.

^*P < 0.05.