Table 3:

Association between statin dose and 1-year admission to hospital for cardiovascular events in older Ontario residents living in long-term care facilities who were prescribed statins, overall and by subgroup^*

Analysis	No. of matched pairs analyzed	One-year cumulative incidence of admission to hospital for cardiovascular events, %		Risk difference in 1-yr cumulative incidence, % (95% CI)	HR^† (95% CI)
Analysis	No. of matched pairs analyzed	Residents taking intensive-dose statins	Residents taking moderate-dose statins	Risk difference in 1-yr cumulative incidence, % (95% CI)	HR^† (95% CI)
Primary analysis, all matched pairs	4577	11.41	11.45	−0.04 (−1.34 to 1.26)	0.99 (0.88 to 1.12)
Stratified analysis
Sex
Female	2776	10.34	10.77	−0.43 (−2.05 to 1.19)	0.96 (0.82 to 1.12)
Male	1801	13.05	12.49	0.56 (−1.62 to 2.74)	1.04 (0.87 to 1.25)
History of atherosclerotic-related admission to hospital
No	1560	8.08	8.21	−0.13 (−2.06 to 1.80)	0.98 (0.77 to 1.25)
Yes	3017	13.13	13.13	0.00 (−1.69 to 1.69)	1.00 (0.87 to 1.15)
Frailty status
Prefrail or not frail	2119	12.13	12.41	−0.28 (−2.26 to 1.70)	0.98 (0.82 to 1.16)
Frail	2458	10.78	10.62	0.16 (−1.57 to 1.89)	1.01 (0.85 to 1.20)

Note: CI = confidence interval, HR = hazard ratio.
↵* Statins prescribed between Apr. 1, 2013, and Mar. 31, 2014.
↵† Residents taking moderate-dose statins served as the reference category.