Table 3.
Probability of complications from logistic regression portion of hurdle model
| Major complication | VTE | Transfusion | Wound complication | Return to OR | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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| Variable | OR | P | OR | P | OR | P | OR | P | OR | P | |
| Construct | Plate vs IMN | 1.2 | .377 | 0.72 | .417 | 1.14 | .429 | 2.04 | .003 | 0.93 | .758 |
| (0.8, 1.82) | (0.33, 1.59) | (0.83, 1.56) | (1.27, 3.3) | (0.59, 1.46) | |||||||
| Age | >65 vs <65 | 1.06 | .806 | 0.63 | .290 | 2.39 | <.001 | 1.44 | .234 | 1.58 | .093 |
| (0.68, 1.63) | (0.27, 1.47) | (1.68, 3.39) | (0.79, 2.65) | (0.93, 2.7) | |||||||
| Interaction | Plate + age > 65 | 1.51 | .198 | – | – | – | – | – | – | – | – |
| (0.81, 2.81) | |||||||||||
| Sex | Female vs male | 0.65 | .006 | 0.58 | .117 | 1.88 | <.001 | 0.79 | .348 | 0.63 | .029 |
| (0.48, 0.88) | (0.29, 1.15) | (1.36, 2.61) | (0.49, 1.29) | (0.42, 0.95) | |||||||
| BMI | > 30 vs < = 30 | 1.06 | .702 | 0.67 | .280 | 0.51 | <.001 | 1.07 | .799 | 1.26 | .280 |
| (0.78, 1.45) | (0.32, 1.39) | (0.36, 0.7) | (0.65, 1.76) | (0.83, 1.91) | |||||||
| ASA | 3–4 vs 1–2 | 1.91 | .001 | 1.66 | .227 | 4.35 | <.001 | 1.44 | .221 | 1.29 | .377 |
| (1.31, 2.8) | (0.73, 3.8) | (2.79, 6.78) | (0.8, 2.59) | (0.73, 2.28) | |||||||
| OR time | >120 min | 1.49 | .011 | 1.22 | .575 | 2.47 | <.001 | 2.03 | .003 | 0.97 | .896 |
| (1.09, 2.03) | (0.61, 2.46) | (1.81, 3.37) | (1.27, 3.27) | (0.63, 1.51) | |||||||
| Race | Non-White vs White | 1.16 | .375 | 0.95 | .889 | 1.31 | .121 | 0.96 | .868 | 1.1 | .663 |
| (0.84, 1.59) | (0.48, 1.9) | (0.93, 1.86) | (0.58, 1.58) | (0.71, 1.72) | |||||||
| Function | Independent vs any dependence | 0.49 | .001 | 1.24 | .836 | 0.67 | .045 | 0.8 | .582 | 0.61 | .025 |
| (0.32, 0.73) | (0.36, 4.28) | (0.45, 0.99) | (0.36, 1.77) | (0.4, 0.94) | |||||||
| Wound | Contaminated vs clean | 1.98 | <.001 | 1.11 | .729 | 2.25 | <.001 | 3.73 | <.001 | 1.43 | .406 |
| (1.36, 2.87) | (0.42, 2.89) | (1.54, 3.28) | (2.24, 6.2) | (0.61, 3.36) | |||||||
| Medical History | Smoker | 1.01 | .938 | 0.72 | .420 | 0.71 | .099 | 1.26 | .411 | 1.44 | .172 |
| (0.71, 1.45) | (0.33, 1.59) | (0.47, 1.07) | (0.73, 2.16) | (0.85, 2.43) | |||||||
| Diabetes | 1.43 | .054 | 0.79 | .604 | 2.04 | <.001 | 0.86 | .661 | 1.33 | .221 | |
| (0.99, 2.05) | (0.32, 1.94) | (1.44, 2.88) | (0.43, 1.72) | (0.84, 2.08) | |||||||
| HTN | 1.65 | .008 | 3.08 | .007 | 1.29 | .184 | 1.03 | .936 | 1.14 | .558 | |
| (1.14, 2.39) | (1.36, 7.01) | (0.89, 1.86) | (0.56, 1.88) | (0.73, 1.79) | |||||||
| COPD | 1.23 | .444 | 1.79 | .311 | 2.25 | <.001 | 1.25 | .634 | 1.67 | .062 | |
| (0.73, 2.06) | (0.58, 5.51) | (1.44, 3.53) | (0.5, 3.13) | (0.98, 2.88) | |||||||
| CHF | 3.79 | <.001 | 1.51 | .692 | 1.62 | .265 | 3.33 | .063 | 0.34 | .135 | |
| (1.85, 7.76) | (0.19, 11.77) | (0.69, 3.78) | (0.94, 11.85) | (0.08, 1.4) | |||||||
95% confidence intervals in parentheses.