Table 2 Mortality risk for different risk factors including pre and post-operational assessments and medical history
Risk factors | Dead | Alive | OR | 95% CI | p value |
|---|---|---|---|---|---|
Number of patients | 121 | 859 | – | – | – |
Gender | |||||
Male | 59 (48.8%) | 227 (26.4%) | 2.708 | 1.766–4.151 | < 0.001 |
Female* | 62 (51.2%) | 632 (73.6%) | – | – | – |
Age, years | 1.359# | 1.041–1.773 | 0.024 | ||
Mean ± SD | 8.36 ± 0.80 | 8.08 ± 0.89 | |||
Range | 5.9–10.0 | 5.0–10.4 | |||
Pre-fracture mobility | |||||
Grade 2 | 58 (47.9%) | 367 (42.7%) | 1.352 | 0.806–2.270 | 0.253 |
Grade 3 | 34 (28.1%) | 125 (14.6%) | 2.240 | 1.229–4.085 | 0.008 |
Grade 1* | 29 (24.0%) | 367 (42.7%) | – | – | – |
ASA Grade | |||||
High risk (III to V) | 97 (80.2%) | 433 (50.4%) | 1.990 | 1.182–3.349 | 0.010 |
Low risk (I and II)* | 24 (19.8%) | 426 (49.6%) | – | – | – |
Length of stay (LOS) | |||||
Group 1 (≤ 7 days) | 21 (17.4%) | 255 (29.7%) | 0.683 | 0.385–1.211 | 0.192 |
Group 3 (> 15 days) | 53 (43.8%) | 191 (22.2%) | 1.722 | 1.075–2.758 | 0.024 |
Group 2 (7–15 days)* | 47 (38.8%) | 413 (48.1%) | – | – | – |
Past respiratory disease | |||||
Yes | 31 (25.6%) | 217 (25.3%) | 1.584 | 0.965–2.600 | 0.069 |
No* | 90 (74.4%) | 642 (74.7%) | – | – | – |
Past heart disease | |||||
Yes | 31 (25.6%) | 217 (25.3%) | 1.382 | 0.891–2.145 | 0.149 |
No* | 90 (74.4%) | 642 (74.7%) | – | – | – |
Past history of hypertension | |||||
Yes | 31 (25.6%) | 217 (25.3%) | 1.172 | 0.725–1.896 | 0.517 |
No* | 90 (74.4%) | 642 (74.7%) | – | – | – |
Past gastrointestinal disease | |||||
Yes | 31 (25.6%) | 217 (25.3%) | 1.671 | 1.084–2.575 | 0.020 |
No* | 90 (74.4%) | 642 (74.7%) | – | – | – |
Past renal impairment | |||||
Yes | 31 (25.6%) | 217 (25.3%) | 1.984 | 1.201–3.277 | 0.007 |
No* | 90 (74.4%) | 642 (74.7%) | – | – | – |
Post-surgical wound infection | |||||
Yes | 66 (54.5%) | 332 (38.6%) | 1.920 | 0.826–4.460 | 0.129 |
No* | 55 (45.5%) | 527 (61.4%) | – | – | – |