Table 2

Independent risk factors predicting adverse outcome of death or development of acute respiratory distress syndrome (ARDS) requiring intensive care within 21 days

VariablesAdjusted odds ratio (95% CI)p value
HBsAg = Hepatitis B surface antigen.
Age group (years)0.013
    21–401.00
    41–601.49 (0.56 to 3.98)0.431
    61+4.69 (1.57 to 13.97)0.006
HBsAg positive patients6.35 (1.67 to 24.08)0.007
Treatment
    Controls1.00
    Treatment group0.07 (0.01 to 0.55)0.011