Table 2

The demographics, level of foraminal stenosis, preoperative, and postoperative (in months) Oswestry Disability Index scores (0–100) for each consecutive patient.

Case Number	Sex/Age, y	Level of Foraminal Stenosis	Pre-ODI	Post-ODI 6 mo	Post-ODI 12 mo	Post-ODI 24 mo	Post-ODI60 mo
1	M/61	L5	70	12	6	6	6
2	M/63	L5	48	10	2	2	2
3	M/79	L3	48	12	8	8	8
4	M/39	L5	40	16	14	14	14
5	F/30	L5	86	42	38	38	38
6	F/69	L4	54	76	76	76	76
7	F/69	L4	66	6	2	2	2
8	F/48	L5	56	26	26	26	26
9	F/51	L5	44	12	8	8	8
10	F/75	L5	26	6	2	2	2
11	F/47	L4	58	52	52	52	52
12	M/64	L3	40	40	40	40	40
13	F/61	L5	58	4	4	4	4
14	M/61	L4	48	10	8	8	8
15	F/64	L4	64	30	28	28	28
16	M/58	L4	38	32	32	32	32
17	F/68	L4	66	20	16	16	16
18	F/46	L5	64	6	4	4	4
19	M/46	L5	64	30	30	30	30
20	M/83	L4	70	64	64	64	64
21	F/47	L5	50	8	6	6	6
22	F/37	L5	66	60	60	60	60
23	F/64	L5	46	22	18	18	18
24	M/51	L5	74	16	14	14	14
25	F/55	L5	72	6	2	2	2
26	M/69	L3	56	16	12	12	12
27	F/52	L5	74	36	36	36	36
28	F/62	L4	80	18	14	14	14
29	M/42	L5	56	14	10	10	10
30	M/68	L3	40	8	4	4	4
31	F/46	L3	78	26	24	24	24
32	F/80	L5	42	18	16	16	16
33	M/48	L3	70	34	34	34	34
34	M/71	L5	62	60	60	60	60
35	M/74	L4	66	18	14	14	14
36	F/69	L5	56	28	28	28	28
37	M/41	L5	48	14	10	10	10
38	M/75	L4	62	30	28	28
39	M/71	L4	64	60	60	60
40	M/42	L4	50	48	48	48
41	F/74	L4	64	10	6	6
42	M/41	L4	52	12	8	8
43	F/64	L5	64	28	26	26
44	M/72	L5	66	18	14	14
45	F/83	L3	62	20	16	16
46	M/75	L5	70	32	32	32

ODI, Oswestry Disability Index.