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Table 5 Logistic regression with inverse probability of treatment weighting to address treatment selection bias (n = 161)

From: Risk factors for kidney injury during vancomycin and piperacillin/tazobactam administration, including increased odds of injury with combination therapy

Risk factor Odds ratio (95 % CI) P
Antibiotic group
 Vanc versus combV/P 0.17 (0.04, 0.62) 0.008
Sex (male/female) 0.28 (0.09, 0.89) 0.03
Baseline creatinine clearance (per 10 ml/min increase) 1.14 (0.97, 1.34) 0.11
Race (African-American/Caucasian) 5.67 (0.47, 68.40) 0.17
Skin/soft tissue infection (yes/no) 0.49 (0.11, 2.25) 0.36
Pneumonia (yes/no) 2.25 (0.63, 8.07) 0.21
Diabetes (yes/no) 0.77 (0.19, 3.17) 0.71
Hypertension (yes/no) 1.78 (0.55, 5.78) 0.34