Propensity score-matched patients in Greedy 1:1 matching
| Before matching | OR (95% CI) | p Value | After matching | OR (95% CI) | p Value | |||
|---|---|---|---|---|---|---|---|---|
| Angiography (−) n=226 | Angiography (+) n=100 | Angiography (−) n=91 | Angiography (+) n=91 | |||||
| Age | 36.5±17.7 | 36.0±16.5 | – | 0.824 | 35.5±15.7 | 35.8±15.8 | – | 0.903 |
| Gender | 0.086 | 1.000 | ||||||
| Male | 170 (75.2%) | 66 (66.0%) | 0.6 (0.38 to 1.07) | 65 (71.4%) | 65 (71.4%) | 1.0 (0.53 to 1.90) | ||
| Female | 56 (24.8%) | 34 (34.0%) | 1.0 (0.94 to 2.61) | 26 (28.6%) | 26 (28.6%) | 1.0 (0.53 to 1.90) | ||
| ISS | 18.1±10.9 | 19.7±10.1 | – | 0.226 | 20.1±10.2 | 19.6±10.2 | – | 0.733 |
| SIS | <0.001 | 1.000 | ||||||
| I | 31 (13.7%) | 5 (5.0%) | 4 (4.4%) | 4 (4.4%) | ||||
| II | 76 (33.6%) | 8 (8.0%) | 8 (8.8%) | 8 (8.8%) | ||||
| III | 56 (24.8%) | 53 (53.0%) | 48 (52.7%) | 48 (52.7%) | ||||
| IV | 39 (17.3%) | 21 (21.0%) | 21 (23.1%) | 21 (23.1%) | ||||
| V | 24 (10.6%) | 13 (13.0%) | 10 (11.0%) | 10 (11.0%) | ||||
| 24-hour Hb | 10.8±2.3 | 10.1±1.6 | – | 0.002 | 10.5±1.6 | 10.2±1.6 | – | 0.257 |
| 0-hour SCr | 1.0±0.3 | 1.0±0.4 | – | 0.786 | 1.0±0.3 | 1.1±0.4 | – | 0.338 |
| 48-hour SCr | 0.9±0.4 | 1.0±0.6 | – | 0.859 | 0.9±0.5 | 0.9±0.5 | – | 0.873 |
Data are presented as mean±SD or number (%).
0-hour SCr, initial serum creatinine level; 48-hour SCr, 48-hour serum creatinine level; ISS, Injury Severity Score; SIS, Splenic Injury Scale.