Table 5

Patient-reported outcome measures.

Outcome	Time	Mean	SE	Lower 95% CI	Upper 95% CI	p-value	95% CI of difference
ODI	Baseline	50.6	4.1	42.0	59.2	0.003	-26.3	-6.9
ODI	Follow-up	34	4.8	24.0	44.0	0.003	-26.3	-6.9
SF-36 Mental	Baseline	40.9	3.1	34.4	47.4	0.01	2.2	13.0
SF-36 Mental	Follow-up	48.5	2.6	43.0	54.0	0.01	2.2	13.0
SF-36 Physical	Baseline	31.2	2.0	26.9	35.5	0.41	-3.0	7.1
SF-36 Physical	Follow-up	33.2	2.4	28.1	38.3	0.41	-3.0	7.1
Back pain	Baseline	7.4	0.6	6.1	8.7	<0.001	-5.6	-2.6
Back pain	Follow-up	3.3	0.7	1.8	4.8	<0.001	-5.6	-2.6
Right leg pain	Baseline	5.2	0.7	3.7	6.7	<0.001	-3.9	-1.3
Right leg pain	Follow-up	2.5	0.6	1.2	3.8	<0.001	-3.9	-1.3
Left leg pain	Baseline	4.9	0.7	3.4	6.4	<0.001	-5.2	-1.8
Left leg pain	Follow-up	1.4	0.8	-0.3	3.1	<0.001	-5.2	-1.8