Table 5 Factors associated with length of hospital stay among patients who underwent major abdominal surgery at MNRH during the study period
Characteristic | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
cOR | 95% CI | p-value | aOR | 95% CI | p-value | |
Age | ||||||
< 18 years | 1 | |||||
≥ 18 years | 5.11 | 2.40–6.49 | < 0.001 | 3.47 | 0.08–0.66 | 0.390 |
Gender | ||||||
Male | 1 | |||||
Female | 3.27 | 2.64–3.90 | < 0.001 | 2.03 | 0.63–6.62 | 0.237 |
Type of surgery | ||||||
Elective | 1 | |||||
Emergency | 2.82 | 2.33–3.31 | < 0.001 | 2.64 | 0.64–3.20 | 0.737 |
ASA status | ||||||
I | 1 | |||||
II | 4.12 | 2.76–5.49 | < 0.001 | 2.22 | 0.43–5.67 | 0.316 |
III | 7.41 | 5.82–8.99 | < 0.001 | 6.28 | 2.74–8.97 | 0.003 |
IV | 3.00 | 4.27–10.27 | 0.416 | 1.86 | 0.20–2.35 | 0.960 |
Duration between diagnosis & treatment for emergencies (days) | ||||||
Within 1 day | 1 | |||||
Longer than a day | 3.67 | 3.00–4.34 | < 0.001 | 2.54 | 0.08–3.16 | 0.508 |
Duration of surgery (hours) | ||||||
≤ 1.5 | 1 | |||||
> 1.5 | 3.45 | 2.96–3.93 | < 0.001 | 2.03 | 1.91–3.15 | 0.032 |
Pre-surgery treatment | ||||||
Yes | 1 | |||||
No | 3.81 | 3.08–4.53 | < 0.001 | 1.13 | 0.60–5.86 | 0.637 |
Comorbidities | ||||||
No | 1 | |||||
Yes | 2.35 | 1.29–4.42 | < 0.001 | 1.90 | 0.27–2.12 | 0.446 |
Organs involved | ||||||
One organ | 1 | |||||
More than one organ | 0.75 | 0.60–0.89 | < 0.001 | 0.24 | 0.16–2.32 | 0.800 |
Serum lactate | ||||||
Normal (≤ 2.0 mmol/L) | 1 | |||||
High (> 2.0 mmol/L) | 5.34 | 3.86–6.82 | < 0.001 | 1.75 | 1.43–2.37 | 0.043 |