Table 1.

Baseline characteristics of population by intervention status

Characteristic	DAP Group N=282	Usual Care Group N=175
Female, N (%)	174 (61)	121 (69)
White race, N (%)	272 (96)	147 (84)
Community Residence, N (%)	267 (95)	159 (91)
Clinical dementia*, N (%)	129 (46)	56 (32)
Mean Age (years), (mean ± s.d.)	83.8 ± 7.4	84.4 ± 7.2
Mean Charlson comorbidity score†, (mean ± s.d.)	2.6 ± 2.5	2.6 ± 2.2
Mean pre-illness ADL Function (0–16, 16 fully independent)‡, (mean ± s.d.)	13.2 ± 3.4	13.5 ± 3.1
PAC Admission Delirium Severity (0–30, 30 most severe)^, (mean ± s.d.)	12.8 ± 4.2	12.1 ± 4.1

Abbreviation: DAP: Delirium Abatement Program

^*Clinical dementia based on report of proxy informant from the intake Charlson comoribidty questionnaire ( 25) or an ICD code consistent with dementia in the hospital discharge summary

^†Based on the Charlson comorbidity interview administered to the participant’s next of kin ( 25)

^‡ADL Function measured using the modified Katz Activities of Living Scale (27, 28), with 8 items, each scored 0, dependent, 1, requires assistance, 2 independent.

^{^}Delirium severity measured using the Memorial Delirium Assessment Scale (MDAS) (23)

Note: As per recommendations on the analysis of clinical trials, P values are not provided for this comparison table.