Table 5.

Univariate and multivariate relative risks for recurrence of cardiovascular disease and all-cause mortality in the good adherence subgroup

	Univariate		Multivariate§
Outcome predictor	RR	95% CI	RR	95% CI
Cardiovascular recurrence
Within statin adherence≥80% subgroup
Adherence to aspirin (%)
<80	1.00		1.00
80–100	1.22	0.98, 1.52	1.03	0.76, 1.39†
Within aspirin adherence≥80% subgroup
Adherence to statin (%)
<80	1.00		1.00
80–100	0.88	0.72, 1.08	0.76	0.62, 0.94*
All-cause mortality
Within statin adherence≥80% subgroup
Adherence to aspirin (%)
<80	1.00		1.00
80–100	1.22	0.80, 1.84	0.73	0.44, 1.22†
Within aspirin adherence≥80% subgroup
Adherence to statin (%)
<80	1.00		1.00
80–100	0.80	0.56, 1.15	0.72	0.50, 1.05

^§Adjusted for age, gender, social deprivation, calendar year, diabetes mellitus, cardiovascular drug use during follow-up and number of cardiovascular prescriptions.

^†Also adjusted for interaction between aspirin adherence and nonsteroidal anti-inflammatory drug use.

^*P < 0.05; ** P < 0.01.