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. Author manuscript; available in PMC: 2011 Apr 1.
Published in final edited form as: J Am Geriatr Soc. 2010 Mar 22;58(4):643–649. doi: 10.1111/j.1532-5415.2010.02762.x

Table 2.

Delirium and IADL Function at 1 and 12-months after Cardiac Surgery

Unadjusted Adjusted†
Instrumental Activities of Daily Living (IADL) Score* No Delirium mean(±SD) Delirium mean(±SD) p-value No Delirium mean(±SD) Delirium Mean(±SD) p-value
1-month IADL Score* 12.1 (±1.9) 10.6 (±2.9) <.001 11.8 (±3.0) 11.0 (±3.6) .02
12-month IADL Score* 12.8 (±2.3) 12.0 (±2.4) .02 12.6 (±3.1) 12.4 (±3.6) .50

IADL - Instrumental Activities of Daily Living (range 0-14, 14 best); SD – standard deviation

*

Compares IADL score in those with and without delirium

†

Adjusted analyses use linear regression models to predict IADL score after adjustment for age, Charlson Comorbidity Index, Mini Mental State Examination and baseline IADL scores.