Table 5.

Actigraphy measures across study time points

Actigraphy	Electroacupuncture		Minimal acupuncture		Placebo acupuncture		P-valuea
	Mean ± SD	Within-group effect size	Mean ± SD	Within-group effect size	Mean ± SD	Within-group effect size
SOL, min
Baseline	27.6 ± 19.3		38.6 ± 34.1		41.6 ± 45.2		0.12
1 week post-treatment	32.3 ± 39.0	-0.15	28.3 ± 31.9	0.31	31.7 ± 31.7	0.25
4 week post-treatment	23.1 ± 18.3	0.21	23.4 ± 17.8	0.56	42.4 ± 44.3	0.02
TST, min
Baseline	409.2 ± 79.5		403.1 ± 91.6		426.3 ± 106.7		0.11
1 week post-treatment	386.3 ± 79.2	-0.29	407.0 ± 94.5	0.04	425.8 ± 94.3	0.00
4 week post-treatment	417.3 ± 94.7	0.09	412.9 ± 74.2	0.12	399.0 ± 89.6	-0.28
WASO, min
Baseline	31.1 ± 19.3		19.5 ± 11.8		44.6 ± 51.6		0.05
1 week post-treatment	26.4 ± 20.6	0.24	19.2 ± 14.0	0.02	41.6 ± 63.2	0.05
4 week post-treatment	22.9 ± 13.6	0.49	21.5 ± 15.6	-0.14	26.4 ± 29.1	0.43
SE, %
Baseline	87.1 ± 6.2		87.5 ± 8.0		82.5 ± 13.8		0.38
1 week post-treatment	86.8 ± 9.5	-0.04	89.9 ± 7.6	0.31	85.4 ± 13.5	0.21
4 week post-treatment	89.8 ± 6.2	0.44	90.6 ± 5.0	0.46	85.1 ± 12.7	0.20

SE, sleep efficiency; SOL, sleep onset latency; TST, total sleep time; WASO, wake time after sleep onset.

^aP-value for group by time interaction using linear mixed-effects models.