Assessment of surgical antimicrobial prophylaxis in Orthopaedics and Traumatology Surgical Unit of a Tertiary Care Teaching Hospital in Addis Ababa

Table 4 Association of selected parameters with SSI in patients who underwent surgery in the Orthopaedics and Traumatology surgical unit of TASH from September 2012–September 2013

Variable	SSI	No SSI	OR	95% CI
Age
<50	27	145	0.86	0.37–2.09
≥50	5	23	0.86	0.37–2.09
Sex
Male	25	119	1.47	0.64–3.03
Female	7	49	1.47	0.64–3.03
Type of surgery
Clean	13	95	0.53	0.31–1.12
Clean contaminated and contaminated	19	73	0.53	0.31–1.12
Preoperative prophylaxis
Yes	28	132	1.91	0.65–4.70
No and no record	4	36	1.91	0.65–4.70
Preoperative prophylaxis administration time
≤1 h	6	28	1.01	0.45–2.29
>1 h and not recorded	22	104	1.01	0.45–2.29
Postoperative prophylaxis
Yes	31	157	2.17	0.29–13.28
No	1	11	2.17	0.29–13.28
Duration of postoperative prophylaxis
≤24 h	2	6	2.07	0.51–6.31
>24 h	25	155	2.07	0.51–6.31

ISSN: 1756-0500