Table 3.

Association between the 6-CIT and adverse outcomes in older acutely hospitalized patients

	6-CIT ≤10	6-CIT ≤11 OR (95% CI)	p value
Primary outcome: 90-day functional decline and mortalitya
Crude	1 (Ref)	1.64 (1.13–2.39)	0.010
Model 1 - corrected for age and sex	1 (Ref)	1.48 (1.01–2.17)	0.045
Model 2 - age, sex, living situation, and specialism	1 (Ref)	1.44 (0.98–2.11)	0.066
Secondary outcome: ≥7 days LOSb
Crude	1 (Ref)	1.63 (1.20–2.22)	0.002
Model 1 - corrected for age and sex	1 (Ref)	1.51 (1.11–2.07)	0.009
Model 2 - age, sex, living situation, and specialism	1 (Ref)	1.54 (1.12–2.12)	0.008
Secondary outcome: new institutionalizationc
Crude	1 (Ref)	3.74 (2.14–6.56)	<0.001
Model 1 - corrected for age and sex	1 (Ref)	2.94 (1.64–5.28)	<0.001
Model 2 - age, sex, living situation, and specialism	1 (Ref)	3.45 (1.89–6.31)	<0.001
Secondary outcome: in-hospital mortalityd
Crude	1 (Ref)	3.67 (1.48–9.10)	0.005
Model 1 - corrected for age and sex	1 (Ref)	3.18 (1.26–8.05)	0.015
Model 2 - age, sex, living situation, and specialism	1 (Ref)	3.11 (1.21–7.99)	0.018

OR, odds ratio; 95% CI, 95% confidence interval; 6-CIT, Six-Item Cognitive Impairment Test.

^aPatients included for analysis: 977.

^bPatients included for analysis: 1,247.

^cPatients included for analysis: 905.

^dPatients included for analysis: 1,236.