Table 2.

Multivariable ordinal regression models to assess the association between categorical variables split in tertiles and STEMI in elderly participants.

Age		OR(95% CI); p-value
	1st tertile	2nd tertile	3rd tertile
	≤ 82 years n = 107	82–86 years n = 70	≥ 86 years n = 80
Model 1	Ref group	1.70(0.80–1.61); 0.168	1.32(0.62–2.81); 0.466
Model 2	Ref group	2.87(0.82–10.07); 0.100	1.81(0.54–6.15); 0.335
LDL-C	1st Tertile	2nd Tertile	3rd Tertile
	≤ 96.92 mg/dL	96.92–127.83 mg/dL	≥ 127.83 mg/dL
	n = 84	n = 85	n = 85
Model 1	Ref group	0.62(0.28–1.35); 0.227	0.86(0.41–1.79); 0.678
Model 2	Ref group	1.42(0.42–4.76); 0.568	1.25(0.40–3.96); 0.703
Triglycerides	1st Tertile	2nd Tertile	3rd Tertile
	≤ 95.92 mg/dL	137–95.92 mg/dL	≥ 137 mg/dL
	n = 84	n = 84	n = 86
Model 1	Ref group	0.81(0.39–1.69); 0.577	0.52(0.24–1.14); 0.104
Model 2	Ref group	0.55(0.14–2.07); 0.375	0.31(0.09–1.08); 0.066
HDL-C	3rd Tertile	2nd Tertile	1st Tertile
	≥ 58 mg/dL	58-45 mg/dL	≤ 45 mg/dL
	n = 87	n = 91	n = 76
Model 1	Ref group	2.98(1.02–8.67); 0.045	10.70(3.88–29.46); 0.001
Model 2	Ref group	5.83(1.16–29.16); 0.032	7.00(1.53–32.04); 0.012
Model 3	Ref group	3.14(10.7–9.22); 0.037	13.67(4.84–38.59); 0.001
	3rd Tertile	2nd Tertile	1st Tertile
GFR	≥ 74.40 mL/min	58.42–74.40 mL/min	≤ 58.42 mL/min
	n = 83	n = 83	n = 83
Model 1	Ref group	2.39(0.92–6.22); 0.073	4.41(1.78–10.95); 0.001
Model 2	Ref group	1.72(0.50–5.82); 0.386	4.37(1.30–14.69); 0.017
Model 3	Ref group	2.74(1.04–7.20); 0.041	4.90(1.95–12.33); 0.001

Model 1: Unadjusted; Model 2: Fully adjusted; Model 3: Fully adjusted, including CRP. OR: Odds ratio; CI: Confidence interval; HDL-C: High-density lipoprotein cholesterol; LDL-C: Low-density lipoprotein cholesterol; GFR: Glomerular filtration rate.