Comparing Thoracic Extensive Laminoplasty (TELP) and Laminectomy in Treating Severe Thoracic Ligamentum Flavum Ossification: A Proposed Novel Technique and Case-Control Study

Table 4

HRQOL of the patients based on SF-36 ( or ).

Item	PF		BP		GH		RHT
	G1	G2	G1	G2	G1	G2	G1	G2
Pre
Post
P1 (G1/G2)	Pre: 0.816		Pre: 0.922		Pre: 0.268		Pre: 0.674
	Post: 0.004		Post: <0.0001		Post: 0.007		Post: 0.034
P2 (pre/post)	G1: <0.0001		G1: <0.0001		G1: <0.0001		G1: <0.0001
	G2: <0.0001		G2: <0.0001		G2: <0.0001		G2: <0.0001
	T/F	T/F	T/F	T/F	T/F	T/F	T/F	T/F
≥50%^Δ	23/11	10/15	28/11	13/9	26/12	12/13	22/12	11/14
<50%^Δ	8/17	20/17	3/17	17/23	5/16	18/19	9/16	19/18
value	0.007	0.277	<0.0001	0.211	0.001	0.960	0.029	0.570
OR	4.443	—	14.424	—	6.933	—	3.259	—
(95% CI)	(1.471~13.423)	—	(3.516~59.181)	—	(2.057~23.368)	—	(1.109~9.576)	—

PF: physical functioning; BP: bodily pain; GH: general health; RHT: reported health transition; Pre: preoperation; Post: postoperation at final follow-up; T: tuberous type of STOLF; F: fused-type PF STOLF; ^Δrecovery rate.