Modeling the diagnosis of coronary artery disease by discriminant analysis and logistic regression: a cross-sectional study

Table 2 Univariate logistic regression the association of independent variables with coronary artery disease

Parameters	Coefficient (β)	S.E(β)	OR CI (0.95%)	P-value
Gender
Female	Ref		Ref
Male	1.25	0.16	3.50 (2.55–4.82)	< 0.001
Smoking
No	Ref		Ref
Yes	0.96	0.24	2.63 (1.61–4.29)	< 0.001
Illicit drug abuse
No	Ref		Ref
Yes	1.26	0.29	3.50 (1.96–6.34)	< 0.001
Blood group
A	− 0.15	0.18	0.85 (0.59–1.23)	0.40
B	− 0.07	0.19	0.93 (0.62–1.37)	0.71
AB	0.03	0.32	1.03 (0.54–1.96)	0.90
O	Ref		Ref
Antigen
Negative	Ref		Ref
Positive	0.31	0.29	1.36 (0.76–2.41)	0.28
History of Blood pressure
No	Ref		Ref
Yes	0.13	0.15	1.14 (0.84–1.56)	0.37
Family history of heart disease
No	Ref		Ref
Yes	0.37	0.20	1.46 (0.97–2.18)	0.06
History of Blood pressure
No	Ref		Ref
Yes	0.18	0.18	1.20 (0.84–1.72)	0.30
Alcohol use
No	Ref		Ref
Yes	0.81	0.55	2.25 (0.75–6.74)	0.14
Age	0.06	0.008	1.06 (1.04–1.08)	< 0.001
BMI	− 0.09	0.01	0.91 (0.88–0.94)	< 0.001
FBS	0.005	0.001	1.005 (1.002–1.009)	0.001
TC	0.001	0.001	1.001 (0.99–1.00)	0.33
TG	− 0.000	0.000	0.99 (0.99–1.00)	0.14
LDL	0.004	0.002	1.00 (0.99–1.00)	0.05
HDL	− 0.03	0.009	0.96 (0.94–0.98)	< 0.001
BUN	0.07	0.01	1.07 (1.04–1.11)	< 0.001
Cr	1.88	0.39	6.56 (3.02–14.26)	< 0.001
Systolic blood pressure	0.02	0.005	1.02 (1.01–1.03)	< 0.001
Diastolic blood pressure	0.02	0.007	1.02 (1.008–1.03)	0.002

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