Table 3.

Predictors for the AMI occurrence in winter, all patients (n = 142)

	Univariable		Multivariable
Risk factor	OR (95% CI)	P-value	OR (95% CI)	P-value
Prior myocardial infraction	2.23 (1.15–4.33)	0.018	6.11 (0.98–38.17)	0.053
Prior angina	2.71 (1.30–5.64)	0.080
Prior congestive heart failure	2.15 (1.32–3.52)	0.002	1.08 (0.98–1.19)	0.100
Prior coronary artery bypass grafting	3.91 (0.69–22.19)	0.123
Hypercholesterolemia	1.76 (0.99–3.14)	0.054
Total cholesterol	1.00 (0.99–1.01)	0.128
High-density lipoprotein	1.05 (1.02–1.09)	0.079
Triglycerides	0.99 (0.98–1.00)	0.463
Beta -Blocker user	1.68 (0.80–3.55)	0.169
Angiotensin receptor blockers user	1.95 (0.92–4.10)	0.002	8.32 (1.27–54.61)	0.027
Statin user	1.58 (0.80–3.10)	0.185

OR, Odd Ratio; CI, Confidence Interval

P-value < 0.05 was considered statistically significant