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Table 2 In-hospital outcomes of the women versus men in the propensity score-matched cohorts

From: Sex differences following percutaneous coronary intervention or coronary artery bypass surgery for acute myocardial infarction

Outcome/subgroup Women Men OR/B of women (95% CI) P for interaction
In-hospital mortality     0.188
 PCI 1277 (9.8%) 1184 (9.1%) 1.09 (1.001–1.19)  
 CABG 360 (21.0%) 371 (21.6%) 0.96 (0.82–1.14)  
IABP support     0.070
 PCI 1435 (11.0%) 1691 (12.9%) 0.83 (0.77–0.90)  
 CABG 660 (38.5%) 677 (39.5%) 0.96 (0.84–1.10)  
ECMO support     0.236
 PCI 95 (0.7%) 147 (1.1%) 0.64 (0.49–0.83)  
 CABG 105 (6.1%) 129 (7.5%) 0.80 (0.62–1.05)  
New onset ischemic stroke     0.758
 PCI 235 (1.8%) 197 (1.5%) 1.20 (0.99–1.45)  
 CABG 72 (4.2%) 57 (3.3%) 1.28 (0.90–1.82)  
Pneumonia     0.694
 PCI 995 (7.6%) 1118 (8.6%) 0.88 (0.81–0.96)  
 CABG 162 (9.4%) 190 (11.1%) 0.84 (0.67–1.05)  
GI bleeding     0.825
 PCI 799 (6.1%) 796 (6.1%) 1.00 (0.91–1.11)  
 CABG 74 (4.3%) 71 (4.1%) 1.04 (0.75–1.46)  
New onset dialysis     0.223
 PCI 784 (6.0%) 740 (5.7%) 1.07 (0.96–1.18)  
 CABG 301 (17.5%) 317 (18.5%) 0.94 (0.79–1.12)  
Prolonged ventilationa     0.880
 PCI 1265 (9.7%) 1242 (9.5%) 1.02 (0.94–1.11)  
 CABG 587 (34.2%) 574 (33.4%) 1.03 (0.90–1.19)  
Hospital stays (days)      < 0.001
 PCI 10.6 ± 12.1 10.0 ± 11.8 0.69 (0.40, 0.98)  
 CABG 28.3 ± 20.1 25.8 ± 18.8 2.5 (1.2, 3.8)  
ICU duration (days)     0.007
 PCI 4.9 ± 6.5 4.8 ± 6.4 0.17 (0.02, 0.33)  
 CABG 13.0 ± 11.1 12.1 ± 10.8 0.87 (0.14, 1.60)  
Medical expenditure (USD × 103)     0.001
 PCI 7.8 ± 5.6 7.8 ± 5.7 0.04 (− 0.10, 0.17)  
 CABG 20.1 ± 9.9 19.3 ± 9.7 0.78 (0.12, 1.44)  
  1. Data were given as frequency (percentage%) or mean ± standard deviation
  2. IABP intra-aortic balloon pumping, ECMO extra-corporeal membrane oxygenation, USD US dollars, OR odds ratio, B regression coefficient, CI confidence interval, ICU intensive care unit, USD US dollar
  3. aThe dependence on mechanical ventilation for seven days or longer