Table 1 Summary of characteristics of study patients and surgical operations (n = 281)
Characteristic | n (%) |
|---|---|
Gender | |
Male | 132 (47.0) |
Female | 149 (53.0) |
Age | |
18–25 | 73 (26.0) |
26–64 | 196 (69.8) |
65–80 | 12 (4.3) |
ASA classification score | |
I (normal healthy patient) | 183 (65.1) |
II (patient with mild systemic disease) | 62 (22.1) |
III (patient with severe systemic disease but not life-threatening) | 25 (8.9) |
IV (patient with severe systemic life-threatening disease) | 11 (3.9) |
Type of operation | |
Abdominal exploration | 12 (4.3) |
Open appendectomy | 46 (16.4) |
Laparoscopic cholecystectomy | 59 (21.0) |
Anorectal surgeries | 22 (7.8) |
Open hernia repair | 38 (13.5) |
Thyroidectomy | 22 (7.8) |
Mastectomy | 22 (7.8) |
Lymph node excision | 15 (5.3) |
Vascular surgeries | 45 (16.0) |
Duration of operation | |
≤ 30 min | 67 (23.8) |
31 to 60 min | 130 (46.3) |
61 to 90 min | 39 (13.9) |
91 to 120 min | 41 (14.6) |
> 120 min | 4 (1.4) |
Urgency | |
Elective | 208 (74.0) |
Emergency | 73 (26.0) |
Intraoperative contamination | |
Clean | 144 (51.2) |
Clean-contaminated | 84 (29.9) |
Contaminated | 36 (12.9) |
Dirty | 17 (6.0) |
Hospital | |
X | 111 (39.5) |
Y | 109 (38.8) |
Z | 61 (21.7) |
Time of operation | |
December 2016 | 83 (29.5) |
January 2017 | 87 (31.0) |
February 2017 | 111 (39.5) |