Patient-evaluated cognitive function measured with smartphones and the association with objective cognitive function, perceived stress, quality of life and function capacity in patients with bipolar disorder

International Journal of Bipolar Disorders

Table 3 Associations between patient-evaluated cognitive function measured using smartphone and patient-evaluated perceived stress, quality of life and functioning, respectively in patients with bipolar disorder, N = 117

	Model 1^a			Model 2^a			Model 3^a
	B	95% CI	p	B	95% CI	p	B	95% CI	p
Cognitive function measures using smartphones^b
PSS	0.033	0.024; 0.042	< 0.0001	0.033	0.024; 0.042	< 0.0001	0.027	0.017; 0.036	< 0.0001
WHOQoL	− 0.023	− 0.031; − 0.016	< 0.0001	− 0.023	− 0.031; − 0.016	< 0.0001	− 0.024	− 0.032; − 0.017	< 0.0001
FAST	0.021	0.014; 0.027	< 0.0001	0.022	0.015; 0.028	< 0.0001	0.014	0.0062; 0.021	< 0.0001
FAST excluding cognitive items (item 10–14)	0.023	0.015; 0.031	< 0.0001	0.023	0.015; 0.032	< 0.0001	0.017	0.0087; 0.025	< 0.0001
FAST including cognitive items (item 10–14)	0.066	0.044; 0.088	< 0.0001	0.069	0.047; 0.091	< 0.0001	0.041	0.018; 0.064	0.001

^aModel 1: Unadjusted. Model 2: Adjusted for age and gender. Model 3: Adjusted for age, gender, Hamilton Depression Rating Scale 17-items score and Young Mania Rating Scale score. ^bScored on a scale from 0, 1, 2. PSS: Perceived stress measured using Cohen’s Perceived Stress Scale; WHOQoL: Quality of life measures using WHO Quality of Life BREF; FAST: Psychosocial functioning measured using Functional Assessment Short Test