Table 2.
Demographic data and clinical characteristics of 680 patients with BSI who underwent NOM-obs, SAE, and surgery
| Characteristics | NOM-obs | SAE | Surgery |
|---|---|---|---|
| Total patients | 680 | ||
| No. of patients (%) | 294 (43.2) | 234 (34.4) | 152 (22.4) |
| Sex | |||
| Male, n (%) | 199 (67.7) | 189 (80.8) | 121 (79.6) |
| Female, n (%) | 95 (32.3) | 45 (19.2) | 31 (20.4) |
| Age (years)* | 25 (18–44) | 34 (23–50.5) | 30 (21–48) |
| Shock at triage, n (%) | 9 (3.1) | 43 (18.4) | 105 (69.1) |
| 2018 AAST-OIS | |||
| I, n (%) | 23 (7.8) | 0 | 6 (3.9) |
| II, n (%) | 108 (36.7) | 3 (1.3) | 22 (14.5) |
| III, n (%) | 125 (42.5) | 21 (9.0) | 32 (21.0) |
| IV, n (%) | 34 (11.6) | 111 (47.4) | 34 (22.4) |
| V, n (%) | 4 (1.4) | 99 (42.3) | 58 (38.2) |
| OIS* | 3 (2–3) | 4 (4–5) | 4 (3–5) |
| Injury severity score* | 9 (5–14.5) | 25 (18–29) | 25 (17–34) |
| Length of stay (days)* | 6 (5–8) | 10 (7–15) | 12 (7–17) |
| Spleen-related morbiditya, n (%) | 1 (0.3) | 22 (9.4) | 9 (5.9) |
| Splenic abscess, n (%) | 1 (0.3) | 7 (3.0) | 1 (0.6) |
| Rebleeding underwent surgery, n (%) | 0 | 9 (3.8) | 7b (4.6) |
| Underwent SAE, n (%) | 0 | 6 (2.6%) | 1 (0.6%) |
| Overall mortality, n (%) | 1 (0.3) | 5 (2.1) | 25 (16.4) |
| Spleen-related mortality, n (%) | 0 | 1 (0.4) | 11 (7.2) |
BSI blunt splenic injury, NOM-obs nonoperative management with observation, SAE splenic artery embolization, 2018 AAST-OIS 2018 revision of the American Association for the Surgery of Trauma-Organ Injury Scale
*Values are median (i.q.r.), acomplication required intervention, b2nd surgery