Table 2.

Laboratory findings in STEMI patients after pPCI by PNI score group.

Variable	PNI = 0 (n = 189)	PNI = 1 (n = 120)	χ2/t	P
WBC, ×109/L	11.3 ± 3.64	10.3 ± 3.63	2.26	0.025
Lymphocyte count, ×109/L	2.34 ± 1.25	1.30 ± 0.57	8.58	<0.001
Neutrophil count, ×109/L	8.03 ± 3.45	8.38 ± 3.75	−0.84	0.40
Mean platelet volume, ×1012/fL	10.3 ± 1.2	10.6 ± 1.5	−2.02	0.045
RDW, %	4.8 ± 0.56	4.4 ± 0.62	−2.29	0.023
Haemoglobin, g/L	147 ± 17	133 ± 19	6.71	<0.001
Creatinine, μmol/L	83.4 ± 42.09	85.5 ± 52.05	−0.38	0.701
Blood urea nitrogen, mmol/L	5.2 ± 1.55	5.1 ± 2.33	0.36	0.722
Triglycerides, mmol/L	2.3 ± 1.78	1.4 ± 0.87	5.50	<0.001
Total cholesterol, mmol/L	4.6 ± 1.01	4.3 ± 1.13	2.47	0.014
Low-density lipoprotein cholesterol, mmol/L	2.8 ± 0.80	2.8 ± 0.81	0.33	0.742
Troponin T, ng/mL	0.21 ± 0.66	0.23 ± 1.31	−0.62	0.535
CK, IU/L	251 (99–910)	418 (98–1495)	−0.99	0.319
CK-MB, U/L	28 (17–98)	44 (19–144)	−1.19	0.233
Serum albumin, g/dL	40.8 ± 5.39	34.3 ± 4.66	10.10	<0.001
Urine protein positive, (%)	33 (17.5)	33 (27.5)	4.40	0.036

WBC, white blood cell; RDW, red blood cell distribution; CK, creatinine kinase; CK-MB, creatinine kinase – myocardial band isoenzyme; PNI, prognostic nutritional index; STEMI, acute ST-segment elevation myocardial infarction.