| |
Age strata
|
|---|
|
Age 18–55
|
Age 56–75
|
Age > 75
|
|---|
|
Cochran-armitage p for trend
|
|
BMI (per category increase)a
|
0.33
|
0.14
|
0.37
|
|
Adjusted odds ratios and 95% confidence intervals
|
|
BMI categories
|
|
BMI < 20
|
0.89 (0.27–2.63)
|
0.50 (0.19–1.17)
|
0.56 (0.23–1.27)
|
|
BMI 20–25
|
Reference
|
Reference
|
Reference
|
|
BMI 25–30
|
0.86 (0.31–2.27)
|
0.85 (0.50–1.43)
|
0.85 (0.47–1.53)
|
|
BMI 30–35
|
1.12 (0.36–3.19)
|
0.69 (0.35–1.30)
|
1.04 (0.44–2.33)
|
|
BMI 35–40
|
4.58 (1.20–16.06)
|
0.90 (0.38–1.95)
|
0.23 (0.01–1.30)
|
|
BMI 40–45
|
1.10 (0.06–7.03)
|
1.04 (0.31–2.96)
|
0.68 (0.03–5.34)
|
|
BMI > 45
|
1.19 (0.16–5.48)
|
1.36 (0.41–4.01)
|
–
|
- Odds ratios adjusted for Charlson comorbidity index, increased serum creatinine, low albumin, increased WBC count, ICU stay, abnormal heart rate, abnormal MAP, abnormal platelet count, and abnormal total bilirubin
- BMI, body mass index; WBC, white blood cell; ICU, intensive care unit; MAP, mean arterial pressure
- aThe Cochran-Armitage test was used to assess trend across BMI categories (same categories as specified in table)
