Table 3.

Sensitivity Analysis for the Risk of Liver Cirrhosis Associated with Red Yeast Rice Prescription After Excluding the Initial Incident Events

After excluding the incident liver cirrhosis cases during initial		Incident liver cirrhosis
		N	PYs	Events	Incidence*	HR	(95% CI)†
One month	No RYR	34126	321,039	4931	15.4	1.00	(reference)
	RYR	34251	270,273	2927	10.8	0.62	(0.59–0.65)
Two months	No RYR	33936	321,015	4741	14.8	1.00	(reference)
	RYR	34158	270,261	2834	10.5	0.62	(0.60–0.65)
Three months	No RYR	33681	320,960	4486	14.0	1.00	(reference)
	RYR	34068	270,242	2744	10.2	0.64	(0.61–0.67)
Four month	No RYR	33451	320,896	4256	13.3	1.00	(reference)
	RYR	33994	270,221	2670	9.88	0.66	(0.63–0.70)
Five months	No RYR	33322	320,848	4127	12.9	1.00	(reference)
	RYR	33948	270,204	2624	9.71	0.68	(0.64–0.71)
Six months	No RYR	33198	320,791	4003	12.5	1.00	(reference)
	RYR	33897	270,181	2573	9.52	0.69	(0.65–0.72)
Excluded deaths	No RYR	32704	311,720	4909	15.7	1.00	(reference)
	RYR	33332	264,844	2945	11.1	0.62	(0.59–0.65)

Notes: *Per 1000 person-years. ^†Adjusted for all covariates listed in Table 1.

Abbreviations: CI, confidence interval; HR, hazard ratio; PYs, person-years; RYR, red yeast rice.