Modified posterior osteotomy for osteoporotic vertebral collapse with neurological dysfunction in thoracolumbar spine: a preliminary study

Table 1 Demographics data

No	Sex	Age	Collapsed vertebrae	Surgical segment	BMD	ODI Pre-op	ODI Post-op	VAS Pre-op	VAS Post-op	NF Pre-op	NF Post-op	Follow-up (month)	Blood (ml)	Operation time (hour)
1	Female	72	T12	T10-L2	− 5.7	75	25	6	2	D	E	26	450	4
2	Female	48	T12	T10-L2	− 2.7	65	14	5	1	D	E	28	350	3
3	Female	66	T12	T8-L3	− 3.5	70	22	6	1	D	D	36	500	3
4	Female	64	T12	T9-L3	− 3.4	57	13	5	1	D	E	27	800	4
5	Female	81	T11	T9-L2	− 4	67	14	6	2	D	E	32	300	4
6	Female	68	L1	T11-L3	− 3	62	27	5	0	D	D	28	650	4
7	Female	77	T11	T9-L2	− 3.2	61	25	6	2	D	E	32	500	4.5
8	Male	60	T12	T10-L2	− 3.7	69	26	7	1	D	E	29	450	2.5
9	Male	59	T12	T10-L2	− 3.1	55	10	5	0	D	E	32	350	4
10	Female	64	T12	T9-L3	− 4.8	63	23	6	2	D	D	35	600	4.5
11	Female	74	T12	T10-L2	− 3.7	73	32	6	2	C	D	17	450	3
12	Female	53	T12	T9-L3	− 3	65	15	7	1	D	E	31	400	4
Ave	–	65.0 ± 9.7	–	–	− 3.7 ± 0.9	65.2 ± 6.0	20.5 ± 7.0	5.8 ± 0.7	1.3 ± 0.8	–	–	29.4 ± 5.0	483.3 ± 142.0	3.7 ± 0.7

ODI Oswestry Disability Index, VAS visual analogue scale, NF neurological function (ASIA grading system), Pre-op pre-operation, Post-op postoperation, BMD bone mineral density, Ave average

ISSN: 1749-799X