Table 2.

Total scores of questionnaires of the SR device group and the active control group during follow-up.

	Group A					Group B					P2
(M ± SD)	Baseline	4 wks	8 wks	12 wks	P1 (post hoc)	Baseline	4 wks	8 wks	12 wks	P1
AUASS	16.40 ± 6.27	13.15 ± 5.70	12.35 ± 6.45	11.70 ± 5.91	<.001*** (1 > 2, 3, 4)	12.87 ± 6.94	11.13 ± 5.17	11.60 ± 5.30	11.40 ± 5.67	.513	.101
N-QOL	27.50 ± 8.74	31.05 ± 8.17	33.20 ± 8.33	32.90 ± 8.12	.005** (1 < 3, 4)	32.40 ± 8.57	33.07 ± 8.38	32.93 ± 8.57	33.53 ± 8.62	.869	.092
PSQI	9.45 ± 3.97	8.00 ± 2.94	6.95 ± 3.20	7.30 ± 3.31	<.001*** (1 > 3, 4)	7.93 ± 4.17	8.00 ± 4.64	7.80 ± 4.83	7.47 ± 4.55	.705	.054
ESS	9.25 ± 4.04	7.60 ± 4.37	7.35 ± 4.17	7.60 ± 4.28	.001** (1 > 2, 3, 4)	7.20 ± 4.68	7.60 ± 5.33	8.20 ± 5.77	7.47 ± 5.62	.520	.032*