The prevalence of pulmonary complications after thoracic and abdominal surgery and associated risk factors in patients admitted at a government hospital in Harare, Zimbabwe-a retrospective study

Table 4 Univariate analysis of surgical related risks factors for postoperative pulmonary complications

Characteristic	Postoperative pulmonary complication		OR (95% CI)	p value
Characteristic	Yes	No	OR (95% CI)	p value
Cause of surgery
Disease	35	47	1.12 (0.29–4.26)	0.871
Trauma	4	6	1	0.871
Category of surgery
Emergency	31	39	1.39 (0.52–3.74)	0.513
Elective	8	14	1	0.513
Incision type
Lower	2	18	1	0.005^a
Middle	30	30	9 (1.92–42.23)	0.005^a
Upper	7	5	12.6 (1.97–80.76)	0.008^a

ISSN: 2047-0525