Table 3. Regression Results Examining Odds of Replantation.
| All Digit Amputation Injuriesb | Comp. Thumb Amputation Injuriesc | |||||||
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| OR | SE | P | 95% CI | OR | SE | P | 95% CI | |
| Patient Characteristics | ||||||||
|
| ||||||||
| Age | ||||||||
|
| ||||||||
| Less than 18 | 1.97 | 0.17 | 0.000 | 1.66-2.34 | 0.60 | 0.34 | 0.366 | 0.20-1.80 |
| 18 to 44 | 1.13 | 0.07 | 0.031 | 1.01-1.27 | 0.68 | 0.20 | 0.198 | 0.38-1.22 |
| 44 to 64 (ref.) | 1.00 | 1.00 | ||||||
|
| ||||||||
| Female | 1.01 | 0.08 | 0.850 | 0.87-1.18 | 0.90 | 0.39 | 0.804 | 0.38-2.10 |
|
| ||||||||
| Race | ||||||||
|
| ||||||||
| White (ref.) | 1.00 | 1.00 | ||||||
| Non-White | 0.90 | 0.06 | 0.107 | 0.80-1.02 | 1.16 | 0.42 | 0.671 | 0.58-2.34 |
| Race/Ethnicity Not Specified | 1.35 | 0.15 | 0.005 | 1.09-1.67 | 0.91 | 0.57 | 0.877 | 0.26-3.13 |
|
| ||||||||
| Habits/Co-morbidities | ||||||||
|
| ||||||||
| Smoking | 0.81 | 0.07 | 0.009 | 0.69-0.95 | 1.28 | 0.47 | 0.494 | 0.63-2.62 |
| Alcohol | 1.23 | 0.18 | 0.140 | 0.93-1.63 | 0.49 | 0.35 | 0.318 | 0.12-1.97 |
| Number of co-morbidities | 0.90 | 0.04 | 0.034 | 0.82-0.99 | 0.62 | 0.18 | 0.096 | 0.35-1.09 |
|
| ||||||||
| Injury Characteristics | ||||||||
|
| ||||||||
| ISS Score | 0.94 | 0.01 | 0.000 | 0.93-0.95 | 0.82 | 0.05 | 0.001 | 0.73-0.93 |
|
| ||||||||
| Insurance | ||||||||
|
| ||||||||
| Private (ref.) | 1.00 | 1.00 | ||||||
| Public | 0.82 | 0.08 | 0.043 | 0.68-0.99 | 0.95 | 0.47 | 0.923 | 0.36-2.49 |
| No Insurance | 0.75 | 0.06 | 0.000 | 0.65-0.87 | 0.56 | 0.21 | 0.130 | 0.27-1.18 |
| Other Insurance | 0.83 | 0.06 | 0.011 | 0.72-0.96 | 1.18 | 0.43 | 0.642 | 0.58-2.40 |
| Insurance Not Specified | 0.96 | 0.09 | 0.626 | 0.80-1.14 | 0.56 | 0.31 | 0.302 | 0.19-1.68 |
|
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| Hospital Characteristics | ||||||||
|
| ||||||||
| ED Wait Timea | ||||||||
|
| ||||||||
| Q1 (ref.) | 1.00 | 1.00 | ||||||
| Q2 | 0.77 | 0.05 | 0.000 | 0.67-0.87 | 0.67 | 0.22 | 0.214 | 0.36-1.26 |
| Q3 | 0.47 | 0.03 | 0.000 | 0.41-0.55 | 0.44 | 0.18 | 0.040 | 0.20-0.96 |
| Q4 | 0.36 | 0.03 | 0.000 | 0.30-0.42 | 0.26 | 0.13 | 0.006 | 0.10-0.69 |
| Time Not Specified | 0.66 | 0.07 | 0.000 | 0.53-0.83 | 1.52 | 0.75 | 0.401 | 0.57-4.00 |
|
| ||||||||
| Bed Size | ||||||||
|
| ||||||||
| Less than 200 (ref.) | 1.00 | 1.00 | ||||||
| 200-400 | 0.74 | 0.12 | 0.071 | 0.54-1.03 | 1.28 | 1.59 | 0.845 | 0.11-14.62 |
| 401-600 | 0.99 | 0.16 | 0.965 | 0.72-1.36 | 1.10 | 1.39 | 0.938 | 0.09-13.09 |
| More than 600 | 1.10 | 0.18 | 0.538 | 0.80-1.52 | 1.62 | 1.96 | 0.691 | 0.15-17.32 |
|
| ||||||||
| Status | ||||||||
|
| ||||||||
| For-Profit (vs. Public) | 1.01 | 0.13 | 0.917 | 0.79-1.30 | 0.97 | 0.67 | 0.970 | 0.25-3.75 |
| Teaching (vs. non-teaching) | 1.48 | 0.10 | 0.000 | 1.29-1.69 | 1.63 | 0.64 | 0.214 | 0.76-3.51 |
|
| ||||||||
| Trauma Center Level | ||||||||
|
| ||||||||
| Level I (ref.) | 1.00 | 1.00 | ||||||
| Other Hospitals | 1.08 | 0.08 | 0.317 | 0.93-1.25 | 0.68 | 0.25 | 0.285 | 0.34-1.38 |
| Level II | 0.48 | 0.05 | 0.000 | 0.40-0.58 | 0.49 | 0.27 | 0.199 | 0.16-1.46 |
| Level III or higher | 0.39 | 0.08 | 0.000 | 0.26-0.57 | - | - | - | - |
|
| ||||||||
| Geography | ||||||||
|
| ||||||||
| Midwest (ref.) | 1.00 | 1.00 | ||||||
| Northeast | 1.24 | 0.10 | 0.007 | 1.06-1.45 | 1.10 | 0.59 | 0.852 | 0.39-3.14 |
| South | 0.84 | 0.06 | 0.010 | 0.73-0.96 | 1.56 | 0.55 | 0.207 | 0.78-3.09 |
| West | 1.23 | 0.09 | 0.008 | 1.05-1.43 | 2.13 | 0.82 | 0.050 | 1.00-4.51 |
|
| ||||||||
| Intercept | 0.36 | 0.07 | 0.000 | 0.25-0.52 | 1.13 | 1.45 | 0.921 | 0.09-13.83 |
Source: the 2007-2012 National Trauma Data Bank.
a
Q1: < 93 minutes; Q2: between 92 and 147 minutes; Q3: between 148 and 231 minutes; Q4: more than 231 minute
b
Number of Patients=12,126; Number of Hospitals=598; Wald Chi2=763.02, P < 0.001, R2=0.08.
c
Number of Patients= 409; Number of Hospitals=100; Wald Chi2=43.96, P < 0.021, R2=0.12.