From: Selection of patients with severe pelvic fracture for early angiography remains controversial
Possible predictors | Patients | Sensitivity (95% CI) | Specificity (95% CI) | Positive predictive value (95% CI) | Negative predictive value (95% CI) | Likelihood ratio | P value | |
---|---|---|---|---|---|---|---|---|
with therapeutic angiography | no therapeutic angiography | |||||||
Age | ||||||||
Age ≥ 55 | 3/20 | 20/86 | 0.85 | 0.23 | 0.20 | 0.87 | 1.1 | 0.55 |
(0.62-0.97) | (0.15-0.34) | (0.12-0.31) | (0.66-0.97) | |||||
Initial systolic BP | ||||||||
< 90 | 3/20 | 7/86 | 0.15 | 0.92 | 0.30 | 0.83 | 1.84 | 0.39 |
(0.03-0.38) | (0.84-0.97) | (0.07-0.65) | (0.73-0.89) | |||||
Initial BE | ||||||||
≤ -4 | 15/20 | 24/83 | 0.75 | 0.71 | 0.38 | 0.92 | 2.59 | 0.0002 |
(0.51-0.91) | (0.60-0.80) | (0.23-0.55) | (0.83-0.97) | |||||
≤ -6 | 8/20 | 14/83 | 0.40 | 0.83 | 0.36 | 0.85 | 2.37 | 0.03 |
(0.19-0.64) | (0.73-0.90) | (0.17-0.59) | (0.76-0.92) | |||||
GCS | ||||||||
≤ 13 | 10/20 | 26/86 | 0.50 | 0.70 | 0.28 | 0.85 | 1.65 | 0.12 |
(0.27-0.73) | (0.59-0.79) | (0.14-0.45) | (0.75-0.93) | |||||
≤ 8 | 5/20 | 14/86 | 0.25 | 0.84 | 0.26 | 0.83 | 1.54 | 0.35 |
(0.09-0.49) | (0.74-0.91) | (0.09-0.51) | (0.73-0.90) | |||||
PC per hour | ||||||||
0.5 ≤ | 19/20 | 10/86 | 0.95 | 0.88 | 0.65 | 0.99 | 8.17 | < 0.0001 |
(0.75-1.0) | (0.80-0.94) | (0.46-0.82) | (0.93-1.0) | |||||
1 ≤ | 15/20 | 7/86 | 0.75 | 0.92 | 0.68 | 0.94 | 9.2 | < 0.0001 |
(0.51-0.91) | (0.84-0.97) | (0.45-0.86) | (0.87-0.98) | |||||
1.5 ≤ | 13/20 | 3/86 | 0.65 | 0.96 | 0.81 | 0.92 | 18.63 | < 0.0001 |
(0.41-0.85) | (0.90-0.99) | (0.54-0.96) | (0.85-0.97) | |||||
2 ≤ | 11/20 | 3/86 | 0.55 | 0.97 | 0.79 | 0.90 | 15.77 | < 0.0001 |
(0.32-0.77) | (0.90-0.99) | (0.49-0.95) | (0.82-0.95) | |||||
Pelvic AIS | ||||||||
4-5 | 20/20 | 54/86 | 1.0 | 0.37 | 0.27 | 1.0 | 1.59 | 0.0004 |
(0.83-1.0) | (0.27-0.48) | (0.17-0.39) | (0.89-1.0) | |||||
5 | 11/20 | 11/86 | 0.55 | 0.87 | 0.50 | 0.89 | 4.3 | 0.0001 |
(0.32-0.77) | (0.78-0.93) | (0.28-0.72) | (0.80-0.95) | |||||
ISS | ||||||||
25 ≤ | 17/20 | 61/86 | 0.85 | 0.29 | 0.22 | 0.89 | 1.20 | 0.27 |
(0.62-0.97) | (0.20-0.40) | (0.13-0.33) | (0.72-0.98) | |||||
50 ≤ | 6/20 | 12/86 | 0.30 | 0.86 | 0.33 | 0.84 | 2.15 | 0.10 |
(0.12-0.54) | (0.77-0.93) | (0.13-0.59) | (0.75-0.91) |