Table 2.
Relative risk of having a hospital LOS of >3 days according to POBG level on a continuous scale, in tertile groups, and with a clinical cutoff using the American Diabetes Association diagnostic criteria for the classification of prediabetes and diabetes based on fasting blood glucose levels
| Model 1* | Model 2† | Model 3‡ | Model 4§ | ||||
|---|---|---|---|---|---|---|---|
| N | Event | Crude RR‖ (95% CI) | aRR (95% CI) | aRR (95% CI) | aRR (95% CI) | aRR (95% CI) | |
| Appendectomy | |||||||
| Glucose (per 10 mg/dL) | 4,025 | 1,210 | 1.04 (1.03–1.05) | 1.02 (1.02–1.03) | 1.02 (1.02–1.03) | 1.02 (1.01–1.03) | 1.01 (1.00–1.02) |
| Glucose, mg/dL (tertiles) | |||||||
| Glucose <106 | 1,320 | 296 | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) |
| Glucose 106 to <123 | 1,291 | 334 | 1.15 (1.01–1.32) | 1.06 (0.93–1.22) | 1.07 (0.93–1.22) | 1.04 (0.91–1.19) | 1.02 (0.91–1.16) |
| Glucose ≥123 | 1,414 | 580 | 1.83 (1.63–2.06) | 1.43 (1.26–1.62) | 1.42 (1.25–1.61) | 1.34 (1.18–1.52) | 1.19 (1.06–1.33) |
| Glucose, mg/dL (clinical) | |||||||
| Glucose <100 | 784 | 165 | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) |
| Glucose 100 to <126 | 2,013 | 519 | 1.23 (1.05–1.43) | 1.13 (0.97–1.32) | 1.14 (0.98–1.33) | 1.11 (0.95–1.29) | 1.07 (0.93–1.23) |
| Glucose ≥126 | 1,228 | 526 | 2.04 (1.75–2.37) | 1.55 (1.32–1.81) | 1.54 (1.32–1.81) | 1.46 (1.25–1.71) | 1.27 (1.10–1.46) |
| Laparoscopic cholecystectomy | |||||||
| Glucose (per 10 mg/dL) | 4,266 | 1,835 | 1.04 (1.03–1.05) | 1.03 (1.02–1.03) | 1.02 (1.02–1.03) | 1.02 (1.01–1.02) | 1.01 (1.00–1.01) |
| Glucose, mg/dL (tertiles) | |||||||
| Glucose <102 | 1,360 | 437 | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) |
| Glucose 102 to <128 | 1,425 | 575 | 1.26 (1.14–1.39) | 1.16 (1.05–1.29) | 1.17 (1.06–1.29) | 1.14 (1.03–1.25) | 1.06 (0.97–1.16) |
| Glucose ≥128 | 1,481 | 823 | 1.73 (1.58–1.89) | 1.45 (1.32–1.59) | 1.38 (1.25–1.52) | 1.28 (1.16–1.42) | 1.17 (1.07–1.29) |
| Glucose, mg/dL (clinical) | |||||||
| Glucose <100 | 1,200 | 390 | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) | 1.00 (Ref) |
| Glucose 100 to <126 | 1,505 | 588 | 1.20 (1.08–1.33) | 1.11 (1.00–1.23) | 1.11 (1.00–1.23) | 1.08 (0.98–1.2) | 1.02 (0.92–1.12) |
| Glucose ≥126 | 1,561 | 857 | 1.69 (1.54–1.85) | 1.41 (1.28–1.55) | 1.34 (1.22–1.48) | 1.24 (1.12–1.38) | 1.13 (1.03–1.25) |
*
Model 1: Adjusted for age and sex.
†
Model 2: Adjusted for age at entry, sex, diabetes, and hypertension.
‡
Model 3: Adjusted for age at entry, sex, diabetes, hypertension, WBC, and NLR.
§
Model 4: Adjusted for age at entry, sex, diabetes, hypertension, CVD, WBC, NLR, ASA score of ≥3, wound classification, surgical drain, and operation duration above the 75th percentile.
‖
RRs and corresponding 95% CIs are presented in bold when the 95% CI did not cross 1.