Table 2.

Results of Oldenburg Burnout Inventory including its subcomponents of disengagement and exhaustion, AASM sleep diary, Epworth sleepiness score, and psychomotor vigilance test before and during ICU rotation. Sleeping minutes represents sleep reported by the wearable device

Measures	All subjects				Wilcoxon signed test
	Pre-ICU		During ICU
	Mean	sd	Mean	sd	p-value
Oldenburg score	35	5	43	7	< 0.001
Disengagement	17	3	20	4	< 0.001
Exhaustion	18	3	23	3	< 0.001
AASM sleep diary	464	39	442	38	0.002
Epworth sleepiness score	6	4	8	4	< 0.001
Psychomotor vigilance testing	348	128	371	133	< 0.001
Sleeping minutes by wearable tracker	402	81	389	96	0.019*

^*Mixed model