Isobar hybrid dynamic stabilization with posterolateral fusion in mild and moderate lumbar degenerative disease

Table 2 ODI and VAS values

	Pre-operation	3 months after operation	1 year after operation	Final follow-up	P value
VAS (Back)
TTL	6.42 ± 0.78	2.08 ± 0.53	1.50 ± 0.59	1.04 ± 0.62	0.000
Rigid	6.19 ± 1.08	2.01 ± 0.49	1.52 ± 0.51	1.14 ± 0.73	0.000
P value	0.419	0.813	0.886	0.618
VAS (Leg)
TTL	7.04 ± 1.12	2.29 ± 0.46	1.63 ± 0.49	1.08 ± 0.58	0.000
Rigid	7.24 ± 1.30	2.24 ± 0.44	1.80 ± 0.51	1.14 ± 0.57	0.000
P value	0.589	0.693	0.226	0.732
ODI%
TTL	71.17 ± 9.41	27.67 ± 4.56	24.67 ± 2.68*	23.08 ± 3.12*	0.000
Rigid	73.16 ± 9.03	30.19 ± 4.64	28.19 ± 3.84	28.57 ± 3.36	0.000
P value	0.474	0.073	0.001	0.000

Data are presented as mean ± standard deviation
^*Significant difference at the same time point between the TTL and Rigid groups using the Independent two‑sample t‑test, P < 0.05

ISSN: 1471-2474