Time interval and outcome | Number of patients | Risk, % (95% CI) | aOR (95% CI)a | P value |
---|---|---|---|---|
 | (n = 980) |  |  |  |
13–24 months before bariatric surgery | ||||
 ED visit or hospitalizationb | 174 | 17.8 (15.4–20.2) | Reference | – |
  ED visitc | 130 | 13.3 (11.1–15.4) | Reference | – |
  Hospitalizationd | 44 | 4.5 (3.2–5.8) | Reference | – |
1–12 months before bariatric surgery | ||||
 ED visit or hospitalizationb | 178 | 18.2 (15.7–20.6) | 1.02 (0.83–1.27) | 0.83 |
  ED visitc | 130 | 13.3 (11.1–15.4) | 1.00 (0.78–1.28) | 0.99 |
  Hospitalizationd | 50 | 5.1 (3.7–6.5) | 1.14 (0.76–1.73) | 0.53 |
0–12 months after bariatric surgery | ||||
 ED visit or hospitalizationb | 103 | 10.5 (8.6–12.4) | 0.58 (0.45–0.74) | <0.0001 |
  ED visitc | 91 | 9.3 (7.5–11.1) | 0.69 (0.53–0.91) | 0.008 |
  Hospitalizationd | 14 | 1.4 (0.7–2.2) | 0.31 (0.17–0.57) | <0.0001 |
13–24 months after bariatric surgery | ||||
 ED visit or hospitalizationb | 126 | 12.9 (10.8–15.0) | 0.71 (0.57–0.90) | 0.005 |
  ED visitc | 100 | 10.2 (8.3–12.1) | 0.76 (0.58–0.99) | 0.04 |
  Hospitalizationd | 30 | 3.1 (2.0–4.1) | 0.68 (0.42–1.08) | 0.10 |