Table 2

Clinical outcomes and multivariable analysis results


Ever Delirium (n = 125)
Never Delirium (n = 135)
Hazard ratioa (95% CI)
p-valuea

LOS in ICUb
4 (3,5)
3 (2,4)
1.29 (0.98–1.69)
0.07
LOS in hospitalb
5 (2,8)
3 (2,6)
1.41 (1.05–1.89)
0.023
In-hospital mortalityc
24 (19%)
8 (6%)
1.27 (0.54–2.98)
0.58

aHazard ratios and p-values taken from multivariable Cox proportional hazards regression models adjusting for coma status, age, gender, race, APACHE II score, and Charlson co-morbidity index. bIntensive care unit (ICU) and hospital lengths of stay expressed as median days with interquartile ranges. cMortality expressed as n (%). CI, confidence interval; LOS, length of stay.

Thomason et al. Critical Care 2005 9:R375   doi:10.1186/cc3729