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 3 Univariate analysis of clinical risk factors for postoperative pulmonary complications

Characteristic	Postoperative pulmonary complication		OR (95% CI)	p value
Characteristic	Yes	No	OR (95% CI)	p value
Duration period of surgery (min), mean ± sd	148.8 ± 75.0	82.7 ± 35.7	1.02 (1.01–1.03)	<0.001^a
Length of critical care stay (days), mean ± sd	6.4 ± 7.3	0.6 ± 1.3	1.73 (1.32–2.26)	<0.001^a
Length of hospital stay (days), mean ± sd	14 ± 7.6	6.3 ± 7.7	1.36 (1.17–1.57)	<0.001^a
Category of diagnosis
Inflammations	17	34	1	0.634
Infective	7	10	1.33 (0.41–4.36)	0.634
Trauma	5	3	2.00 (.36–10.97)	0.425
Tumors	10	6	3.60 (1.04–12.42)	0.043^a
Comorbidities
None	17	42	1	0.001^a
Present	22	11	4.94 (1.97–12.36)	0.001^a
Outcome
Deceased	5	5	1	0.607
Discharged	34	48	0.71 (0.19–2.64)	0.607

ISSN: 2047-0525