Polyetheretherketone (PEEK) rods versus titanium rods for posterior lumbar fusion surgery: a systematic review and meta-analysis

Li, Wenhao; Zhao, He; Li, Chuanhong; Liu, Tao; Guan, Jianbin; Yang, Yongdong; Yu, Xing

doi:10.1186/s13018-023-03817-2

Journal of Orthopaedic Surgery and Research

Table 1 Basic characteristics of the studies include

From: Polyetheretherketone (PEEK) rods versus titanium rods for posterior lumbar fusion surgery: a systematic review and meta-analysis

Authors	Sample size		Total	Gender (female)		Mean age (years)		Intervention		Country	Study type	Follow-up (postoperative)	Outcome assessment
Authors	T	C	Total	T (%)	C (%)	T	C	T	C	Country	Study type	Follow-up (postoperative)	Outcome assessment
Zhang et al. 2016 [15]	32	31	63	50	48	56.15 ± 2.15	55.35 ± 3.01	PEEK	Ti	China	Prospective	4th, 12th, 24th weeks	ODI Bone graft fusion rate
Sun et al. 2016 [16]	24	24	48	46	50	61.5 ± 5.3	61.3 ± 2.1	PEEK	Ti	China	Prospective	4th, 12th, 24th, 48th months	VAS JOA Bone graft fusion rate
Wang et al. 2020 [17]	27	27	54	67		54.6 ± 4.3		PEEK	Ti	China	Prospective	12th, 24th, 48th weeks	ODI JOA Bone graft fusion rate Adverse event
Li et al. 2019 [18]	21	26	47	45		54.6 ± 4.3		PEEK	Ti	China	Prospective	4th, 12th, 72th,144th weeks	Operation time Intraoperative blood loss Postoperative drainage Length of stay ODI VAS
Tang et al. 2020 [19]	58	48	106	55	58	57.45 ± 7.37	56.39 ± 7.26	PEEK	Ti	China	Prospective	2th, 12th, 48th weeks	Operation time Intraoperative blood loss Postoperative drainage Length of stay ODI VAS Intervertebral ROM Adverse event
Ding et al. 2020 [20]	35	35	70	57	40	56.16 ± 2.16	55.36 ± 3.02	PEEK	Ti	China	Prospective	4th, 12th, 24th weeks	ODI JOA Intervertebral ROM Bone graft fusion rate Adverse event
Qi et al. 2013 [21]	20	21	41	45	48	48.9(38–63)	50.4(32–74)	PEEK	Ti	China	Prospective	12th, 24th, 48th weeks	VAS for LBP VAS for LP JOA JOA recovery rate DH
Huang et al. 2016 [22]	21	20	41	33	40	65.2 ± 4.1	64.7 ± 5.4	PEEK	Ti	China	Prospective	3th, 6th, 12th months	ODI JOA Bone graft fusion rate
Li et al. 2015 [23]	25	25	50	46		44.54 ± 1.35		PEEK	Ti	China	Retrospective	1th, 6th, 12th months	JOA ODI Bone graft fusion rate DH Intervertebral ROM
Han et al. 2016 [24]	16	16	32	53		61.2 ± 1.3		PEEK	Ti	China	Retrospective	1th, 3th, 6th, 12th months	VAS for LBP VAS for LP JOA
Lu et al. 2017 [25]	24	24	48	46		60.2 ± 1.2		PEEK	Ti	China	Retrospective	3th, 6th, 12th months	VAS for LBP VAS for LP JOA
Pang et al. 2020 [26]	30	30	60	67	60	56 ± 13	53 ± 13	PEEK	Ti	China	Retrospective	3th, 6th, 12th, 24th, 36th months	JOA bone graft fusion rate JOA recovery rate
Yang et al. 2015 [27]	24	27	51	46	56	47.5 ± 5.3	49.9 ± 5.3	PEEK	Ti	China	Retrospective	3th, 6th, 12th, 24th months	VAS for LBP VAS for LP ODI Bone graft fusion rate DH
Yu et al. 2012 [28]	13	15	28	31	60	53.2 ± 11.3	55.3 ± 10.3	PEEK	Ti	China	Retrospective	3th, 6th months	JOA Bone graft fusion rate JOA recovery rate
Xu et al. 2012 [29]	20	20	40	45	60	50.35 ± 9.16	56.74 ± 13.86	PEEK	Ti	China	Retrospective	7–16 months	ODI Bone graft fusion rate

PEEK: PEEK rod-pedicle screw internal fixation-intervertebral bone graft fusion; Ti: titanium rod-pedicle screw internal fixation-intervertebral bone graft fusion; ODI: Oswestry Disability Index; VAS: Visual Analogue Scale score; LBP: low back pain; LP: leg pain; JOA: Japanese Orthopeadics Association score; ROM: range of motion; DH: disc space height

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ISSN: 1749-799X

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