Practice parameters for the use of actigraphy in the military operational context: the Walter Reed Army Institute of Research Operational Research Kit-Actigraphy (WORK-A)

Table 2 Results for key sleep variables as measured by Philips Actiware and the WORK-A

Sleep parameters	Actiware sleep summary statistics	WORK-A all intervals averages	WORK-A daily averages	WORK-A major averages	WORK-A minor averages
Time in Bed (TIB; min)	177 ± 42*	259 ± 48	366 ± 44	352 ± 29	53 ± 19
Total sleep time (TST; min)	161 ± 39*	214 ± 44	303 ± 44	293 ± 33	38 ± 16
Sleep onset latency (SOL; min)	8 ± 4*	10 ± 7	14 ± 10	12 ± 9	6 ± 4
Wake after sleep onset (WASO; min)	15 ± 6*	25 ± 8	36 ± 10	35 ± 15	4 ± 5
Sleep efficiency (SE; %)	81 ± 4*	80 ± 6	83 ± 5	83 ± 5	71 ± 9

Actiware sleep variables were statistically significant compared to all comparable WORK-A measures (^* represents significance at P ≤ 0.001, compared against each subsequent column)

ISSN: 2054-9369