SN	Variable	n	Mean ± SD Pre	Mean ± SD Post	95% confidence interval		P value	% improvement
SN	Variable	n	Mean ± SD Pre	Mean ± SD Post	Upper	Lower	P value	% improvement
1	ISI Score	25	24.12 ± 2.37	13.56 ± 5.52	12.74	8.38	0.00**^a	43.78
2	PIRS_SD	25	89.40 ± 25.41	58.68 ± 30.44	40.67	20.77	0.00**^b	34.36
3	PIRS_SSP	25	20.04 ± 6.13	12.44 ± 6.56	10.24	4.96	0.00**^b	37.92
4	PIRS_QOL	25	19.76 ± 5.24	13.60 ± 6.36	8.49	3.83	0.00**^b	31.17
5	PIRS_TOTAL	25	129.20 ± 30.89	84.72 ± 40.42	57.40	31.56	0.00**^b	34.43