Table 1.

Socio-demographic and clinical characteristics of patients at surgical wards of CUG

Variables	n (%), N=265
Age in years, Mean ± SD	29.3 ± 17.3
Gender
Female	180 (67.9)
Male	85 (32.1)
ASA Score
ASA I	116 (43.8)
ASA II	125 (47.2)
ASA III	21 (7.9)
ASA IV	3 (1.1)
Altemeier wound class
Clean	60 (22.6)
Clean-contaminated	186 (70.2)
Contaminated	10 (3.8)
Dirty	9 (3.4)
NNIS index
0	210 (79.2)
1	43 (16.2)
2	9 (3.4)
3	3 (1.1)

SD: Standard deviation, ASA: American Society of Anaesthesiologists, NNIS: National Nosocomial Infections Surveillance System.