Table 4.

Associations between the TyG index and severity of CAD in different glucose metabolism status

	Non-adjusted		Model I		Model II
	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value
NG
TyG index	2.159 (1.140–4.092)	0.018	2.843(1.442–5.606)	0.003	2.902(1.453–5.797)	0.003
T1	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.
T2	2.140(1.088–4.208)	0.027	2.705(1.335–5.480)	0.006	2.654 (1.282–5.492)	0.009
T3	2.562(1.105–5.945)	0.028	3.221(1.334–7.779)	0.009	3.544(1.446–8.686)	0.006
Pre-DM
TyG index	2.091(1.126–3.884)	0.020	2.095(1.123–3.910)	0.020	2.321(1.213–4.441)	0.011
T1	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.
T2	1.412(0.642–3.103)	0.391	1.503(0.675–3.348)	0.319	1.789 (0.771–4.147)	0.176
T3	2.669(1.261–5.648)	0.010	2.784(1.300–5.964)	0.008	3.309(1.481–7.391)	0.004
DM
TyG index	2.577 (1.591–4.175)	< 0.001	2.957 (1.782–4.907)	< 0.001	2.666 (1.585–4.486)	< 0.001
T1	Ref.	Ref.	Ref.	Ref.	Ref.	Ref.
T2	2.730 (0.986–0.755)	0.053	3.595(1.262–10.241)	0.017	3.143 (1.084–9.113)	0.035
T3	3.351 (1.262–8.903)	0.015	4.867(1.772–13.365)	0.002	4.029(1.445–11.231)	0.008

None, non-adjusted model. Model I was adjusted for age, BMI, hypertension, diabetes mellitus, Model II was adjusted for age, BMI, hypertension, diabetes mellitus, heart rate, BNP and serum creatinine. CAD coronary artery disease, NG normoglycemia, Pre-DM prediabetes mellitus, DM prediabetes mellitus