Table 3 Outcome metrics in the pre- and post-implementation periods
|  | Pre-implementation (n = 128) | Post-implementation (n = 203) | p value | Odds ratio (95 % CI) |
|---|---|---|---|---|
Primary outcome | Â | Â | Â | Â |
 LOS in the hospital (nights) | 10 (6–16) | 7 (5–11) | NA | NA |
 LOS in the hospital (log transformed) | 2.31 ± 0.62 | 2.03 ± 0.57 | 0.0002 | NA |
Secondary outcomes | Â | Â | Â | Â |
 LOS in the ICU (nights) | 1 (1–3) | 1 (0–2) | NA | NA |
 LOS in the ICU (log 1+ LOS ICU) | 0.97 ± 0.98 | 0.72 ± 0.68 | 0.02 | NA |
 PRBC transfusion (n (%)) | 56 (43.8) | 65 (32.2) | 0.12 | 0.65 (0.38–1.12) |
 Units of PRBC transfused per patients transfused (n) | 2 (1–4) | 2 (1–3) | 0.34 | NA |
 Extubation within 6 hours after surgery (n (%)) | 102 (79.7) | 174 (86.1) | 0.21 | 1.66 (0.76–3.63) |
 NSQIP complication (n (%)) | 51 (39.8) | 50 (24.8) | 0.03 | 0.51 (0.31–0.93) |
 Type of complication (n (%)) |  |  |  |  |
  AKI | 2 (1.6) | 2 (1.0) | NA | NA |
  Delirium | 0 (0.0) | 1 (0.5) | NA | NA |
  DVT | 4 (3.1) | 3 (1.5) | NA | NA |
  Illeus | 3 (2.3) | 11 (5.4) | NA | NA |
  Myocardial infarction | 0 (0.0) | 2 (1.0) | NA | NA |
  Stroke | 4 (3.1) | 2 (1.0) | NA | NA |
  Pneumonia | 11 (8.6) | 7 (3.5) | 0.35 | 0.60 (0.21–1.74) |
  Sepsis | 0 (0.0) | 1 (0.5) | NA | NA |
  SSI | 21 (16.4) | 17 (8.4) | 0.03 | 0.44 (0.21–0.93) |
  UTI | 6 (4.7) | 5 (2.5) | NA | NA |
 30-day readmission (n (%)) | 35 (27.3) | 38 (18.8) | 0.14 | 0.65 (0.37–1.15) |
 30-day mortality (n (%)) | 1 (0.8) | 2 (1.0) | NA | NA |