Table 4.

Baseline to follow-up changes in medication status.

Parameters			Participants, n		Baseline value		Follow-up value		Difference		t test (df)		McNemar χ2 (df)		95% CI		P value
Total sample
	Average number of hypertension medications	117		1.1		1.2		0.1		1.1 (116)		N/Aa		–0.05 to 0.17		.28
	Adherent to medications (Simplified Medication Adherence Questionnaire), %	90b		36.7		51.1		14.4		N/A		5.8 (90)		N/A		.02
Stage 2 subsample
	Average number of hypertension medications	77		1.0		1.2		0.2		2.2 (76)		N/A		0.01 to 0.30		.03
	Adherent to medications (Simplified Medication Adherence Questionnaire), %	54b		35.2		46.3		11.1		N/A		2.0 (54)		N/A		.16

^aN/A: not applicable.

^bAmong participants taking ≥1 hypertension medications at baseline.