| |
Odds ratio (95% CI)
|
p value
|
|---|
|
APACHE II
|
1.11 (1.08–1.13)
|
<0.001
|
|
Age (years)
|
0.99 (0.98–1.0)
|
0.01
|
|
Total fluid infused during first 6 h (L)
|
1.40 (1.28–1.54)
|
<0.001
|
|
Race
| | |
|
White
|
Reference
|
Reference
|
|
Black
|
0.62 (0.41–0.94)
|
0.02
|
|
Asian
|
1.31 (0.39–4.34)
|
0.59
|
|
Other
|
1.34 (0.82–2.19)
|
0.25
|
|
Shock
|
4.52 (3.10–6.61)
|
<0.001
|
|
Gender (male)
|
1.48 (1.06–2.06)
|
0.02
|
|
Pneumonia as site of infection
|
1.51 (1.09–2.10)
|
0.01
|
|
Alcohol use
|
1.19 (0.82–1.74)
|
0.36
|
|
Blood product transfusion
|
4.10 (2.00–8.41)
|
<0.001
|
|
Aspiration
|
2.77 (1.56–4.91)
|
<0.001
|
|
Pancreatitis
|
4.11 (1.51–11.16)
|
0.003
|
|
Acute abdomen
|
2.60 (1.08–6.27)
|
0.03
|
|
Obesity (BMI > 30)
|
1.29 (0.90–1.86)
|
0.16
|
|
Chemotherapy
|
1.28 (0.66–2.49)
|
0.47
|
|
Diabetes mellitus
|
0.64 (0.43–0.95)
|
0.03
|
|
Tobacco use
| | |
|
Never
|
Reference
|
Reference
|
|
Former
|
0.88 (0.59–1.33)
|
0.56
|
|
Current
|
0.99 (0.65–1.51)
|
0.81
|
|
Emergency surgery
|
2.16 (0.83–5.57)
|
0.11
|
|
Tachypnea (RR > 30)
|
2.52 (1.65–3.86)
|
<0.001
|
|
Hypoxemia (SpO2 < 95%)
|
1.54 (1.11–2.14)
|
0.01
|
|
FIO2 >0.35
|
3.86 (2.72–5.46)
|
<0.001
|
- For continuous variables, the odds ratio indicates the increased odds of ARDS for a 1-unit increase of the variable
-
APACHE Acute Physiology and Chronic Health Evaluation, BMI body mass index, RR respiratory rate
