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Table 1 Summary of findings

From: Efficacy analysis of microinvasive glaucoma surgery alone or in combination with phacoemulsification in patients with normal tension glaucoma: a systematic review and meta-analysis

Author and Year

Patients/NTG patients

Glaucoma type

Operational Styles

Assessed Points

Emil Nasyrov, 2024

23/23

NTG

XEN-45 gel stent implantation

IOP, Meds, C/O

Ali Salimi, 2021

124/NA

All types

iStent injection + P/I

IOP, Meds

Ali Salimi, 2020

62/62

NTG

iStent injection + P/I

IOP, Meds

Koji Nitta, 2020

73/16

NTG

iStent injection + P/I

IOP, Meds

Kyoko Ishida, 2017

63/15

POAG(NTG)

EXPRESS filter device

IOP

Masaru Inatani, 2022

232/64

POAG(NTG)

iStent injection + P/I

IOP, Meds, C/O

Colin Clement, 2020

340/20

POAG(NTG)

iStent injection + P/I

IOP

Enchi Kristina Chang, 2021

45/45

NTG

iStent injection/KDB/ECP+P/I

IOP, Meds

Sabine Baumgarten, 2022

55/11

HTG(NTG)

SBG+ P/I

IOP, Meds

Bryan Chin Hou Ang, 2022

30/30

NTG

iStent injection+ P/I

IOP, Meds

Makoto Aihara,2019

37/37

NTG

EXPRESS filter device +/- P/I

IOP, C/O

Preoperation IOP(mmHg)

Postoperation IOP(mmHg)

Reduction rate/amount of reduction

Preoperation Medications

Postoperation Medications

Reduction rate/amount of reduction

Follow-up time

19.3 ± 2.0

12.7 ± 2.5

34%

2.3 ± 1.3

1.5 ± 1.5

35%

5 Year

16.90±3.85

13.17±2.83

22%

2.38±1.29

0.16 ± 1.22

51%

3 Year

15.82±2.94

12.32±2.58

22%

1.50±1.28

0.45 ± 0.86

70%

1 Year

14.4±3.0

12.8±1.4

18%

2.38 ±0.72

0.31±0.70

87%

2 Year

17.7±4.3

11.2±3.6

34%

3.5 ± 0.7

0.4 ± 0.8

89%

1 Year

15.3±2.6

13.5±2.3

12%

2.0±1.0

0.1±0.04

95%

2 Year

16.4±4.7

13.7±3.1

16%

1.49±1.20

0.49±0.95

67%

2 Year

13.7± 2.2

11.9 ± 1.9

13%

2.0 ± 1.1

1.1±1.1

45%

24.1 Month

14.0 ± 2.3

12.4 ± 2.3

11%

1.6 ± 0.7

0.3 ± 0.7

81%

2-6 Month

14.4 ± 3.4

13.5 ± 3.4

6%

1.3 ± 0.7

1.2 ± 1.0

8%

12 Month

14.8 ± 2.3

10.0 ± 3.1

32%

3.3 ± 1.0

0.1 ± 0.4

97%

12 Month

  1. NTG: Normal tension glaucoma. POAG: Primary open-angle glaucoma. P/I: Phacoemualsification and Intraocular lens implantation. KDB: Kahook Dual Blade. ECP: Endoscopic cyclophotocoagulation. SBG: Single-use dual blade goniotomy. Meds: IOP-lowering medications, C/O| complications