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Table 4 Risk factors for major adverse vascular events (univariable analysis)

From: Dosing practice of low molecular weight heparins and its efficacy and safety in cardiovascular inpatients: a retrospective study in a Chinese teaching hospital

Characteristics N (%) OR (95% CI) * PValue
  Without major adverse vascular events (n=302) Major adverse vascular events (n=10)   
Age, ≥75 y 60 (20) 5 (50) 4.03 (1.13-14.38) 0.036
Female 72 (24) 5 (50) 3.19 (0.90-11.35) 0.071
Weight, >60 kg 235 (78) 10 (100) -- 0.086
STEMI 49 (16) 4 (40) 3.44 (0.94-12.65) 0.071
Hypertension 186 (62) 8 (80) 2.50 (0.52-11.95) 0.201
Diabetes mellitus 69 (23) 0 -- 0.079
Severe RI 4 (1.3) 3 (30) 31.93 (5.99-170.30) 0.001
Inappropriate dose 269 (89) 9 (90) 1.104 (0.14-8.99) 0.701
Excess dose 2 (0.7) 2 (20) 37.5 (4.68-300.75) 0.005
Underdose 267 (88) 7 (70) 0.306 (0.08-1.24) 0.109
Major underdose 217 (72) 6 (60) 0.588 (0.162-2.134) 0.310
  1. Abbreviations: STEMI, ST-segment elevation myocardial infarction; RI, renal insufficient; OR, odds ratio; CI, confidence interval.
  2. *Reference groups include age<75 years, male, weight ≤60 kg, no STEMI, no hypertension, no diabetes mellitus, no severe RI, recommended dose, no excess dose, no underdose, no major underdose.