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Table 1 Socio-demographic factors in surgical ward of WUNEMMH from January 1 to September 1, 2017 (N = 255)

From: Evaluation of antimicrobial prophylaxis use and rate of surgical site infection in surgical ward of Wachemo University Nigist Eleni Mohammed Memorial Hospital, Southern Ethiopia: prospective cohort study

Variables Frequency Percent
Residence Urban 105 41.2
Rural 150 58.8
Cigarette smoking No 192 75.3
Yes 63 24.7
Gender Female 108 42.35
Male 147 57.65
Age categories in a year 1–18 63 24.7
19–40 111 43.5
> 40 81 31.8
Obesity BMI < 30 kg/m2 246 96.5
BMI > =30 kg/m2 9 3.5
Preoperative blood transfusion No 243 95.3
Yes 12 4.7
Surgery waiting time <=7 days 198 77.65
>7 days 57 22.35
ASA score I 66 25.9
II 171 67
III 18 7.1