Table 5.

Adherence level comparison

Group	% nonadherent	% partially adherent	% adherent
	(PDC <50%)	(50%≤ PDC <80%)	(PDC ≥80%)
Intervention group (n=367,631)	45.1	20.4	34.5
Control group (n=367,587)	46.2	20.3	33.5
Difference (percentage points)	−1.1***	0.1	1.0***

Notes: Chi-square tests used to evaluate whether differences are significant between intervention and control groups.

^***P-value <0.001.

Abbreviation: PDC, proportion of days covered.