A Predictive Model for Acute Respiratory Distress Syndrome Mortality Using Red Cell Distribution Width

Table 2

Odds ratios for base model and model with RDW included.

	Base model odds ratio (95% CI)	Base model + RDW odds ratio (95% CI)
Age	1.05 (1.04, 1.07)	1.05 (1.03, 1.07)
Male	1.34 (0.80, 2.26)	1.53 (0.89, 2.62)
No. of conditions
0	Reference	Reference
1	1.02 (0.51, 2.05)	1.02 (0.50, 2.07)
2	0.84 (0.37, 1.93)	0.88 (0.40, 1.88)
≥3	0.75 (0.33, 1.73)	0.84 (0.38, 1.89)
SOFA score	1.10 (1.04, 1.17)	1.08 (1.02, 1.15)
First documented PaO2/FiO2 after the time of diagnosis	0.996 (0.992, 0.999)	0.995 (0.992, 0.999)
RDW at the time of diagnosis		1.22 (1.08, 1.38)

Conditions included: congestive heart failure, cardiac arrhythmias, valvular disease, chronic pulmonary, hypertension, paralysis, diabetes, renal failure, and metastatic cancer.