Table 3.
Multivariate analyses evaluating predictors of 30-day mortality.
| Predictors |
ASA Classification Model Odds Ratio (95% CI) |
P Value |
Charlson Comorbidity Index Model Odds Ratio (95% CI) |
P Value |
Modified Frailty Index Model Odds Ratio (95% CI) |
P Value | ||
|---|---|---|---|---|---|---|---|---|
| Age | 1.00 (0.99–1.01) | 0.99 | 0.99 (0.97–1.00) | 0.07 | ||||
|
| ||||||||
| BMI | 1.02 (1.00–1.04) | 0.08 | 1.03 (1.01–1.06) | 0.009 | 1.02 (0.99–1.04) | 0.13 | ||
|
| ||||||||
| Albumin | 0.49 (0.39–0.61) | <0.0001 | 0.48 (0.37–0.61) | <0.0001 | 0.46 (0.36–0.58) | <0.0001 | ||
|
| ||||||||
| Hematocrit | 1.00 (0.97–1.03) | 0.88 | 1.00 (0.96–1.03) | 0.81 | 1.00 (0.97–1.03) | 0.99 | ||
|
| ||||||||
| Functional Status* | ||||||||
| Partially Dependent | 1.68 (1.20–2.36) | 0.003 | 1.51 (1.04–2.18) | 0.03 | ||||
| Totally Dependent | 3.66 (1.96–6.86) | <0.0001 | 3.84 (1.91–7.71) | 0.0002 | ||||
|
| ||||||||
| Preoperative Sepsis | 1.48 (1.21–1.81) | 0.0002 | 1.63 (1.31–2.03) | <0.0001 | 1.62 (1.30–2.00) | <0.0001 | ||
|
| ||||||||
| Emergency Operation | 1.40 (1.03–1.90) | 0.03 | 1.58 (1.13–2.21) | 0.008 | 1.64 (1.18–2.28) | 0.004 | ||
|
| ||||||||
| ASA Classification* | CCI* | mFI* | ||||||
| 3 | 1.44 (0.75–2.79) | 0.28 | 7 | 0.56 (0.29–1.06) | 0.07 | 1 | 1.58 (1.01–2.45) | 0.04 |
| 4 | 2.54 (1.27–5.07) | 0.008 | 8 | 0.49 (0.27–0.90) | 0.02 | 2 | 1.81 (1.09–2.98) | 0.02 |
| 5 | 4.99 (1.20–20.73) | 0.03 | 9 | 0.59 (0.32–1.07) | 0.08 | 3 | 3.49 (1.94–6.29) | <0.0001 |
| 10 | 1.01 (0.57–1.81) | 0.96 | 4 | 3.88 (1.59–9.44) | 0.003 | |||
| 11 | 1.11 (0.56–2.20) | 0.76 | ≥5 | 5.74 (1.77–18.67) | 0.004 | |||
| ≥12 | 2.18 (1.09–4.36) | 0.03 | ||||||
*
Odds ratios are a comparison to the lowest scores for each variable respectively (i.e. normal functional status, ASA Classification 2, CCI of 6, and mFI of 0).
ASA American Society of Anesthesiologists; CCI Charlson Comorbidity Index; mFI modified Frailty Index.