Table 2.

Data for 20 patients treated with posterior pedicle screw instrumentation, with the Cobb angle of the main curve and thoracic kyphosis

Patient no.	Curve type	Approach	Curve length	Fusion length	LIV	Age	Preop. MC	Bend MC	Postop. MC	FU MC	Preop. TK	Postop. TK	FU TK
23	1A–	Posterior	D6–L2	D5–L3	L3	14	60	33	24	26	−12	4	6
24	1A–	Posterior	D6–L1	D2–L1	L1	14	74	43	25	26	−3	20	26
25	1A–	Posterior	D6–D12	D2–L1	L1	13	68	40	26	30	14	10	18
26	1A–	Posterior	D5–D12	D5–L1	L1	16	60	23	14	12	−7	−2	−2
27	2BN	Posterior	D6–D12	D3–D12	D12	17	68	42	44	28	18	20	28
28	2A–	Posterior	D5–D12	D3–L1	L1	14	60	28	22	22	12	32	30
29	1A–	Posterior	D5–D12	D5–L1	L1	13	52	26	10	14	18	16	32
30	2A–	Posterior	D6–D12	D3–L1	L1	20	55	30	20	25	14	12	18
31	1AN	Posterior	D5–D12	D5–L1	L1	15	50	28	20	20	14	16	20
32	1AN	Posterior	D5–D12	D5–L1	L1	12	58	28	23	28	6	16	18
33	2A–	Posterior	D6–D12	D2–D12	D12	13	88	48	33	40	16	12	18
34	2A–	Posterior	D5–D11	D3–D12	D12	15	52	40	20	24	14	19	22
35	1A–	Posterior	D5–D12	D2–L1	L1	18	62	28	22	24	8	10	16
36	2A–	Posterior	D7–L2	D3–L3	L3	17	58	46	26	30	−2	4	2
37	1A–	Posterior	D3–D10	D3–D12	D12	34	50	28	24	24	19	16	14
38	1A–	Posterior	D7–L2	D7–L2	L2	18	56	18	20	22	8	16	14
39	1A–	Posterior	D4–D11	D3–L1	L1	14	64	28	24	26	8	20	26
40	1A–	Posterior	D3–L1	D3–L1	L1	16	72	42	32	35	6	2	4
41	1A–	Posterior	D5–D11	D5–D11	D11	13	53	26	24	26	−10	0	5
42	2A–	Posterior	D6–L1	D6–L2	L2	21	52	28	18	18	10	14	20
Average							60.6 ± 9.6	32.9 ± 8.6	23.6 ± 7.1	25 ± 6.4	7.6 ± 9.5	12.9 ± 8.2	16.8 ± 9.6

FU follow-up, LIV last instrumented vertebra, MC main curve, TK thoracic kyphosis