Prognostic value of the prognostic nutritional index for patients with acute myocardial infarction undergoing percutaneous coronary intervention with variable glucose metabolism statuses: a retrospective cohort study

Table 2 The HR (95% CI) of all-cause mortality according to PNI and different glucose metabolism statuses from the three models

Glucose regulation state	PNI	Events, n (%)	Model 1		Model 2		Model 3
Glucose regulation state	PNI	Events, n (%)	HR (95% CI)	P value	HR (95% CI)	P value	HR (95% CI)	P value
Total	High	486/5855 (8.3)	Ref.		Ref.		Ref.
	Median	714/5894 (12.1)	1.32 (1.17, 1.48)	< 0.001	1.11 (0.99, 1.25)	0.07	1.05 (0.94, 1.18)	0.39
	Low	1411/5910 (23.9)	2.33 (2.1, 2.59)	< 0.001	1.65 (1.48, 1.84)	< 0.001	1.35 (1.2, 1.51)	< 0.001
NGR	High	183/2474 (7.4)	Ref.		Ref.		Ref.
	Median	262/2321 (11.3)	1.37 (1.13, 1.65)	0.001	1.15 (0.95, 1.4)	0.14	1.14 (0.94, 1.38)	0.17
	Low	449/2119 (21.2)	2.19 (1.84, 2.61)	< 0.001	1.55 (1.29, 1.85)	< 0.001	1.38 (1.14, 1.66)	< 0.001
pre-DM	High	115/1456 (7.9)	Ref.		Ref.		Ref.
	Median	194/1616 (12.0)	1.31 (1.04, 1.64)	0.02	1.07 (0.85, 1.35)	0.57	1.01 (0.8, 1.28)	0.94
	Low	379/1669 (22.7)	2.22 (1.8, 2.74)	< 0.001	1.49 (1.2, 1.87)	< 0.001	1.29 (1.02, 1.62)	0.03
DM	High	188/1925 (9.8)	Ref.		Ref.		Ref.
	Median	258/1957 (13.2)	1.25 (1.03, 1.51)	0.02	1.08 (0.89, 1.31)	0.42	0.98 (0.81, 1.19)	0.85
	Low	583/2126 (27.5)	2.47 (2.09, 2.92)	< 0.001	1.85 (1.56, 2.19)	< 0.001	1.36 (1.13, 1.63)	< 0.001

PNI prognostic nutritional index, DM diabetes mellitus, pre-DM pre-diabetes mellitus, NGR normal glucose regulation, Ref. reference, HR hazard ratio, CI confidence interval
High: PNI > 48.2; median: 42.7 < PNI ≤ 48.2; low: PNI ≤ 42.7
Model 1: unadjusted
Model 2: adjusted for model 1 + age + gender
Model 3: adjusted for model 2 + HT + CHF + CKD + AF + stroke + anemia

ISSN: 1758-5996