Table 1.

Socio-demographic and clinical characteristics of patients including nature of surgery and SAP

Variable	Categories	Frequency (n)	Percentages (%)
Mean age [ ± SD] years (n = 597)		35.6 ± 12.2
Age range (years) (n = 597)	20 and below	41	6.9
	21–40	419	70.2
	41–60	106	17.8
	61 and above	31	5.2
Gender (n = 597)	Male	79	13.2
	Female	518	86.8
Patient residence (n = 597)	Urban	269	45.1
	Rural	328	54.9
Type of surgery (n = 597)	Elective	277	46.4
	Emergency	320	53.6
Duration of surgery overall [ ± SD] hours (n = 597)		1.8 ± 0.5
Duration of surgery (n = 597)	less than 1 hour	160	26.4
	1–2 hours	412	68.1
	3 hours and above	33	5.5
Type of surgical procedure (n = 597)	Gastrointestinal	86	14.4
	Gynaecology	418	70.0
	Orthopaedics	24	4.0
	Urology	14	2.4
	Others	55	9.2
Name of surgery performed (n = 597)	Caesarean section	366	61.3
	Herniorrhaphy	42	7.0
	Excision biopsy	33	5.5
	Myomectomy	33	5.5
	Exploratory laparotomy	32	5.4
	Open reduction	21	3.5
	Thyroidectomy	12	2.0
	Others	58	9.7
Surgical wound class (n = 597)	Clean	57	9.6
	Clean-contaminated	482	80.7
	Contaminated	58	9.7
Presence of comorbid disease (n = 597)	Yes	104	17.4
	No	493	82.6
Overall duration of SAP [ ± SD] days (n = 597)		6.9 ± 2.1
Duration of SAP IV [ ± SD] days (n = 597)		1.1 ± 0.3
Duration of SAP oral [ ± SD] days (n = 536)		6.5 ± 1.0
Duration of postoperative hospitalization [ ± SD] days (n = 597)		2.9 ± 2.7
SAP compliance with STGs (n = 597)	Yes	15	2.5
	No	582	197.5
SAP choice appropriateness (n = 597)	Yes	400	67.0
	No	197	33.0
SAP prescription duration appropriateness (n = 597)	Yes	52	8.7
	No	545	91.3

Boldened values are mean and standard deviation figures for the variables above.