Catastrophic Outcomes in Free Tissue Transfer: A Six-Year Review of the NSQIP Database
Table 5
Binomial logistic regression.
Predictor
value
Odds ratio
95% confidence interval
Patient age
0.427
1.01
0.99
1.02
Male gender
0.116
1.43
0.92
2.23
BMI
0.135
0.97
0.94
1.01
Active smoker within one year
0.473
1.19
0.74
1.89
Previous OP <30 days
0.146
1.67
0.84
3.32
Wound classification 2, 3, or 4
0.001
2.20
1.36
3.57
ASA classification III or IV
0.004
2.17
1.27
3.69
Diabetes
0.048
1.72
1.01
2.93
Hypertension
0.131
1.40
0.91
2.16
Dyspnea
0.304
1.37
0.75
2.51
Bleeding disorder
0.003
3.13
1.49
6.60
Open wound infection
0.275
1.33
0.80
2.22
Disseminated cancer
0.876
1.06
0.52
2.15
Cerebrovascular disease
0.021
2.25
1.13
4.49
Total operation time
0.000
1.002
1.00
1.00
denotes significant value, .
H-L statistic: 0.736.
c-statistic: 0.815. Criteria for inclusion into binomial logistic regression included < 0.2 on univariate analysis and > 10. BMI: body mass index; OP: operation; ASA: American Society of Anesthesiologists.