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Table 7 Univariate & multivariate analysis of risk factors for mortality in nondiabetic necrotizing fasciitis patients

From: Necrotizing fasciitis in patients with diabetes mellitus: clinical characteristics and risk factors for mortality

Variable Univariate analysis Multivariate analysis   
  OR(95 % CI) P value OR(95 % CI) P value
Age 1.02(1.00,1.04) 0.1   
Male gender 0.99(0.37,2.64) 0.98   
Functional status
 Partially dependent 1 -   
 Totally dependent 0.22(0.04,1.25) 0.09 0.23(0.03,2.09) 0.193
 Totally independent 0.29(0.1,0.85) 0.025 0.16(0.04,0.74) 0.019
Underlying medical conditions
 Chronic renal failure 2.55(0.67,9.77) 0.17   
 Immunosuppresant medication 0.73(0.14,3.87) 0.71   
Clinical presentation at admission
 Consciousness disturbance 1.97(0.70,5.56) 0.2   
 Temperature > 38 °C 1.40(0.50,3.90) 0.52   
 Dyspnea 2.15(0.80,5.76) 0.13   
 Systolic BP < 90 mmHg 1.45(0.56,3.78) 0.45   
 SIRS 8.21(1.01,66.85) 0.049 12.21(1.09,137.21) 0.043
 Pus at infection site 0.22(0.05,1.03) 0.05 0.09(0.01,0.86) 0.037
Admission lab data
 Hemoglobulin (mg/dl) 0.93(0.77,1.13) 0.45   
 Leukocyte (103/mm3) 0.97(0.93,1.02) 0.18   
 Platelet (103/mm3) 0.99(0.987,0.999) 0.021 0.997(0.99,1.004) 0.382
 Potassium (mEq/l) 1.39(0.71,2.70) 0.34   
 Positive blood culture 1.05(0.33,3.37) 0.93   
  1. (n = 81)