Table 3.

Cumulative refill rate over a 30-day follow-up period by therapeutic class

Therapeutic classa	Intervention group		Control group		Difference (percentage points)
	(n=367,631)		(n=367,587)
	# Rxs	Refill rate (%)	# Rxs	Refill rate (%)
Antiasthmatic and bronchodilator agents	19,916	36.5	20,017	31.3	5.2***
Antidepressants	40,520	46.5	40,142	41.9	4.7***
Antidiabetics	34,087	47.2	34,102	42.7	4.6***
Antihyperlipidemics	55,160	51.8	55,670	47.2	4.6***
Diuretics	25,913	44.6	26,253	40.2	4.4***
Antihypertensives	56,423	51.4	56,870	47.3	4.1***
Beta blockers	32,391	50.5	32,363	46.6	3.9***
Thyroid agents	18,873	54.2	18,649	50.3	3.9***
Anticonvulsants	20,920	43.3	20,975	39.5	3.8***
Calcium channel blockers	23,501	51.6	23,587	48.2	3.4***

Notes:

^aTop 10 therapeutic classes by volume. Chi-square tests used to evaluate whether differences are significant between intervention and control group.

^***P-value <0.001.