In-hospital major adverse cardiovascular events after primary percutaneous coronary intervention in patients with acute ST-segment elevation myocardial infarction: a retrospective study under the China chest pain center (standard center) treatment system

Table 1 Baseline characteristics

Variables	Non-MACE group	MACE group	P-value
	n = 80	n = 71
Age, years	59.3 ± 14.8	65.8 ± 12.6	0.005*
Men, n (%)	67 (83.8)	56 (78.9)	0.442
Hypertension, n (%)	43 (53.8)	37 (52.1)	0.841
Diabetes, n (%)	25 (31.3)	20 (28.2)	0.680
Smoker, n (%)	39 (48.8)	35 (49.3)	0.947
Heart rate, bpm	76.0 (68.0, 87.0)	70.0 (58.0, 92.0)	0.097
SBP, mmHg	139.0 ± 27.9	126.1 ± 28.7	0.006*
DBP, mmHg	85.0 ± 20.4	76.9 ± 19.0	0.012*
Neutrophils, 10⁹/L	7.2 (5.8, 9.6)	7.7 (5.3, 9.9)	0.586
Platelet, 10⁹/L	201.7 ± 65.2	215.7 ± 66.0	0.193
Total cholesterol, mmol/L	4.63 ± 0.93	4.61 ± 1.10	0.904
Triglycerides, mmol/L	1.4 (1.0, 2.2)	1.3 (0.9, 2.1)	0.580
HDL-C, mmol/L	1.08 ± 0.22	1.09 ± 0.21	0.772
LDL-C, mmol/L	2.98 ± 0.76	2.89 ± 1.01	0.550
Blood glucose, mmol/L	7.0 (5.8, 9.2)	7.6 (6.1, 10.5)	0.229
sCr, mg/dL	0.8 (0.6, 0.9)	0.8 (0.7, 1.0)	0.012*
eGFR, mL/min/1.73m²	102.5 (89.8, 110.0)	91.0 (75.0, 104.0)	< 0.001*
cTnI, ng/mL	36.2 (14.7, 50.0)	50.0 (39.5, 50.0)	0.009*
Killip class III/IV, n (%)	16 (20.0)	36 (50.7)	< 0.001*

All data are described as number (percentage), mean ± standard deviation, or median (interquartile range), as appropriate. cTnI: cardiac troponin I; eGFR, estimated glomerular filtration rate; DBP, diastolic blood pressure; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; SBP, systolic blood pressure; sCr, serum creatinine
* Statistically significant

ISSN: 1471-2261