27 December 2025 : Clinical Research
COVID-19 on Elective Surgery Outcomes in a Brazilian Tertiary Hospital: A Retrospective Cohort Study
Dilson Palhares FerreiraDOI: 10.12659/MSM.950488
Med Sci Monit 2025; 31:e950488
Table 4 Multivariate analysis of factors associated with surgery cancellation among elective surgeries scheduled at Hospital Regional de Sobradinho, Federal District, Brazil, from Mar 2018 to Feb 2022.
| Variable | OR (95% CI) | P value | Tolerance | VIF |
|---|---|---|---|---|
| Age (per year) | 1.007 (1.002–1.011) | 0.002 | 1.04 | 0.962 |
| Female (vs male) | 0.916 (0.774–1.084) | 0.306 | 1.12 | 0.889 |
| Surgical site (vs digestive surgery) | 1.03 | 0.974 | ||
| Orthopedic/trauma | 1.492 (1.228–1.813) | <0.001 | ||
| Gynecological/mammary | 0.530 (0.417–0.672) | <0.001 | ||
| Skin/soft tissue | 0.468 (0.335–0.654) | <0.001 | ||
| Vascular | 0.902 (0.666–1.220) | 0.503 | ||
| Renal/urinary tract | 0.656 (0.448–0.959) | 0.030 | ||
| Head/neck | 0.468 (0.335–0.654) | <0.001 | ||
| COVID-19 period (vs Mar 2018 to Feb 2020) | 1.00 | 0.996 | ||
| Mar 2020 to Aug 2020 | 0.556 (0.448–0.691) | <0.001 | ||
| Sep 2020 to Feb 2022 | 0.828 (0.650–1.055) | 0.126 | ||
| OR – odds ratio; VIF – variance inflation factor. | ||||






