Table 1 Characteristics of studies included in the meta-analysis
Study, year | Location | Study period | Study design | Diagnosis | Simple size (Male/Female) | Mean age (year) | Follow-up (month) | NOS | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
MIS-TLIF | OLIF | MIS-TLIF | OLIF | MIS-TLIF | OLIF | ||||||
Lin, [26], 2018 | South Korea | 2012-2017 | Retrospective cohort study (matched-pair) | spondylolisthesis and spinal stenosis | 8/17 | 8/17 | 64 ± 10.5 | 64 ± 7.4 | 40 ± 17.1 | 29 ± 10.5 | 6★ |
Chen [27], 2018 | China | 2016-2017 | Retrospective cohort study | Spondylolisthesis, spinal stenosis, disc herniation and scoliosis | 6/7 | 6/12 | 66 ± 12 | 66 ± 11 | 11 ± 3.3 | 11 ± 3.3 | 6★ |
Qiu, [28], 2020 | China | 2018 | Retrospective cohort study (matched-pair) | Spondylolisthesis | 13/7 | 15/5 | 51.7 ± 8.7 | 50.3 ± 8.8 | 14.1 ± 2.8 | 13.5 ± 2.3 | 7★ |
Sheng [29], 2020 | China | 2014-2018 | Retrospective cohort study | Spinal stenosis | 23/28 | 5/27 | 60.6 ± 12.4 | 65.3 ± 8.9 | ≥12 | ≥12 | 6★ |
Kokie [30], 2020 | Japan | 2013-2017 | Retrospective cohort study | Spondylolisthesis | 18/30 | 20/18 | 70.1 ± 11.5 | 2.1 ± 11.4 | 22.5 ± 12.8 | 18.1 ± 8.5 | 6★ |
Kotani [31], 2020-1 | Japan | 2013-2018 | Retrospective cohort study | Spondylolisthesis | 17/33 | 46/46 | 70.0 ± 11.2 | 72.0 ± 9.9 | 57.2 ± 7.2 | 31 ± 11.5 | 7★ |
Kotani [32], 2020-2 | Japan | 2012-2018 | Retrospective cohort study | Spinal stenosis, spondylolisthesis, disc herniation and pseudarthrosis | 25/13 | 15/18 | 64.7 ± 15.3 | 63.1 ± 12.5 | 31.0 ± 20.0 | 25.4 ± 7.6 | 7★ |