From: Emergency angiography for trauma patients and potential association with acute kidney injury
 | Angiography | No angiography | p value | OR (95% CI) | Difference in median (95% CI) | ||
---|---|---|---|---|---|---|---|
AKI | Â | Â | Â | Â | Â | Â | Â |
 Unadjusted, n (%) | 160 (1.1%) | 537 (0.2%) | < 0.001 | 4.59 | (3.85–5.48) |  |  |
 PS matching, n (%) | 140 (1.1%) | 67 (0.5%) | < 0.001 | 2.10 | (1.57–2.82) |  |  |
Hospital-free days to day 30, days, median (IQR) | 2 (0–17) | 10 (0–22) |  |  |  | 0 | (0–0) |
ICU-free days to day 30, days, median (IQR) | 16 (0–25) | 20 (7–27) |  |  |  | 2 | (1–2) |