Variable | All procedures | Appendectomy | ||
---|---|---|---|---|
OR | 95% CI | OR | 95% CI | |
Procedure | ||||
Small bowel resection | Ref | … | ||
Appendectomy | 0.17 | 0.10–0.29 | Ref | … |
Cholecystectomy | 0.31 | 0.17–0.54 | ||
Colonic resection | 0.82 | 0.41–1.65 | ||
Pyloromyotomy | 0.02 | 0.01–0.05 | ||
Combination of two procedures | 0.8 | 0.36–1.76 | 4.75 | 2.40–9.38 |
Combination of three procedures | 4.22 | 0.42–42.95 | 25.71 | 2.73–242.38 |
Age group | ||||
>12 years | Ref | … | Ref | … |
< 1 month | 3.71 | 1.57–8.77 | 17.03 | 7.70–37.68 |
1–24 months | 2.11 | 1.32–3.35 | 1.77 | 0.99–3.17 |
2–12 years | 0.92 | 0.82–1.05 | 0.88 | 0.77–1.00 |
Sex | ||||
Male | Ref | … | Ref | … |
Female | 0.67 | 0.60–0.76 | 0.7 | 0.62–0.80 |
Race | ||||
Caucasian | Ref | … | Ref | … |
African American | 1.38 | 1.13–1.69 | 1.36 | 1.08–1.73 |
Hispanic | 0.97 | 0.84–1.12 | 0.98 | 0.84–1.14 |
Asian and Pacific Islander | 1.08 | 0.76–1.52 | 1.09 | 0.76–1.57 |
Native American | 1.71 | 1.08–2.71 | 1.43 | 0.82–2.50 |
Other | 1.3 | 1.03–1.65 | 1.42 | 1.11–1.83 |
Insurance Status | ||||
Medicare | Ref | … | Ref | … |
Medicaid | 0.51 | 0.23–1.13 | 0.58 | 0.23–1.47 |
Private Insurance | 0.55 | 0.25–1.20 | 0.62 | 0.24–1.57 |
Self-pay | 0.58 | 0.25–1.31 | 0.65 | 0.25–1.72 |
No Charge | 0.89 | 0.27–2.95 | 1 | 0.25–1.72 |
Other | 0.69 | 0.30–1.60 | 0.79 | 0.30–2.13 |
Median Income for ZIP code | ||||
First Quartile | Ref | … | Ref | … |
Second Quartile | 1.09 | 0.94–1.26 | 1.16 | 0.99–1.37 |
Third Quartile | 1.08 | 0.93–1.27 | 1.09 | 0.92–1.29 |
Fourth Quartile | 0.91 | 0.76–1.10 | 0.93 | 0.76–1.13 |
Geographic Region of Hospital | ||||
Northeast | Ref | … | Ref | … |
Midwest | 1.22 | 1.00–1.49 | 1.16 | 0.93–1.44 |
South | 1.18 | 0.99–1.41 | 1.21 | 1.00–1.47 |
West | 1.01 | 0.84–1.21 | 1 | 0.82–1.21 |
Hospital Location and Teaching Status | ||||
Rural | Ref | … | Ref | … |
Urban Non-teaching | 0.94 | 0.74–1.18 | 0.96 | 0.75–1.24 |
Urban Teaching | 0.74 | 0.60–0.92 | 0.74 | 0.58–0.94 |
Hospital Size | ||||
Small (1 to 99 beds) | Ref | … | Ref | … |
Medium (100 to 399 beds) | 0.89 | 0.73–1.07 | 0.93 | 0.76–1.14 |
Large (≥ 400 beds) | 0.9 | 0.77–1.06 | 0.9 | 0.76–1.08 |
Admission Modality | ||||
Non-elective | Ref | … | Ref | … |
Elective | 1.51 | 1.24–1.84 | 1.3 | 1.00–1.69 |
Admission Day | ||||
Weekday | Ref | … | Ref | … |
Weekend | 0.97 | 0.85–1.10 | 0.94 | 0.82–1.08 |
Admission Month | ||||
Month | 1.00 | 0.99–1.02 | 1.00 | 0.98–1.02 |
Intestinal Perforation | ||||
No | Ref | … | Ref | … |
Yes | 4.12 | 3.57–4.75 | 4.27 | 3.69–4.94 |