Table 2.

Pre- and post-operative radiographic/clinical results of the patients

ID	Preop PT	Postop PT	PT change	Preop SVA (cm)	Postop SVA (cm)	SVA change	Preop PI-LL	Postop PI-LL	PI-LL change	Preop ODI	Postop ODI	ODI Change
1	25	15	10	13.8	9.8	4	30	10	20	58	50	8
2	17	13	4	14.7	10.8	3.9	32	11	21	48	32	16
3	18	11	7	13.6	7.5	6.1	25	5	20	48	28	20
4	17	11	6	10.1	4.3	5.8	21	9	12	56	32	24
5	19	12	7	12.4	7	5.4	28	6	22	64	46	18
6	18	11	6	13.6	6.9	7.7	26	9	17	64	52	12
7	23	12	11	13.1	6.1	8	34	11	23	62	56	6
8	17	10	7	11.3	4.6	6.7	24	6	18	70	40	30
9	18	11	7	13.6	9.5	4.1	27	2	25	68	40	28
10	18	12	6	13.3	9.5	3.8	28	7	21	64	38	26
11	22	12	10	14.2	8.1	6.1	31	3	28	60	38	22
12	20	17	3	14.6	4.1	10.5	23	7	16	62	54	8
13	22	14	6	14.4	7.6	6.8	34	10	24	72	36	36
14	20	17	3	14	10.2	3.8	34	17	17	64	58	6
15	19	12	7	12.5	6.6	5.9	28	4	24	76	40	36
16	23	10	13	12.8	6.4	6.4	32	4	28	74	40	34
17	18	14	4	13	9.2	3.8	30	17	13	58	54	4
18	19	12	7	13.3	6	7.3	27	6	21	68	40	28
19	17	11	6	10.2	5.5	4.7	25	10	15	66	36	30
20	22	15	7	13.7	10.7	3	35	21	14	68	68	0
21	21	13	8	12	6	6	30	7	23	64	36	28
22	22	16	6	15.1	10.8	4.3	34	19	15	60	60	0
23	21	15	6	5.1	1.2	3.9	24	6	18	68	38	30

PI-LL: pelvic incidence minus lumbar lordosis; PT: pelvic tilt; SVA: sagittal vertical axis; ODI: oswestry disability Index