Journal of Ophthalmology / 2020 / Article / Tab 1

Review Article

Use of iStent as a Standalone Operation in Patients with Open-Angle Glaucoma

Table 1

Characteristics of patients in studies included in meta-analysis.

Author, yearAge (years)iStent generationiStent numberFollow-up (months)Number of eyesBaseline IOP (mmHg)End point IOP (mmHg)Number of baseline medicationsNumber of end point medicationsReduction in IOP (mmHg)Reduction in number of medications

Buznego, 2008 [17]NRFirst1184121.5 ± 6.916.7 ± 6.91.6 ± 1.70.4 ± 1.74.81.2
Ahmed et al., 2014 [18]62.8 ± 12.6First2183922.2 ± 2.011.8 ± 2.12 ± 01 ± 010.41 ± 0
Fea et al., 2014 [19]64.5 ± 10.3Second2129421.1 ± 1.713.0 ± 2.31 ± 00.09 ± 0.408.1 ± 2.60.91 ± 0.40
Voskanyan et al., 2014 [20]66.4 ± 10.9Second2129922.1 ± 3.315.7 ± 3.72.21 ± 0.44NR6.41.78 ± 0.91
Donnenfeld et al., 2015 [21]66.7 ± 10.0First2363920.6 ± 2.015.2 ± 2.11 ± 0NR5.5 ± 2.7NR
Katz et al., 2015 [22]68.1 ± 9.1First1183819.8 ± 1.315.6 ± 1.51.71 ± 0.610.111 ± 0.54.21.6
67.8 ± 9.3First2184120.1 ± 1.613.8 ± 1.31.76 ± 0.540.121 ± 0.3946.31.64
60.9 ± 8.1First3184020.4 ± 1.812.1 ± 1.21.51 ± 0.690.079 ± 0.2698.31.50
Klamann et al., 2015 [23]61.67 ± 5.15Second2617 (POAG)21.19 ± 2.5614.19 ± 1.382.19 ± 0.910.88 ± 0.627.01.31
62.76 ± 4.81Second2615 (PEX)23.75 ± 3.2815.33 ± 1.072.33 ± 1.231.04 ± 0.308.421.29
Ferguson et al., 2016 [24]80.07 ± 8.54First1244220.26 ± 6.0013.62 ± 4.551.95 ± 1.011.33 ± 1.226.640.62
Lindstrom et al., 2016 [25]65.3 ± 9.0Second2185719.5 ± 1.514.4 ± 2.11 ± 00.02 ± 0.135.10.98
Vold et al., 2016 [26]64.5 ± 11.1First2365425.5 ± 2.514.6 ± 2.40 ± 00.21 ± 0.5410.90.79
Berdahl et al., 2017 [27]64.7 ± 9.6Second2185319.7 ± 1.512.9 ± 2.12 ± 01 ± 06.81 ± 0
Chang et al., 2017 [28]62.8 ± 12.6First2363922.4 ± 2.314.0 ± 2.62 ± 01 ± 08.41 ± 0
Pahlitzsch et al., 2017 [29]68.6 ± 16.4First262021.316.02.452.55.3Increase 0.05
Shiba et al., 2017 [30]64.6 ± 10.7First261022.0 ± 3.016.9 ± 3.6NRNR5.1NR
Katz et al., 2018 [31]68.1 ± 9.1First1423819.8 ± 1.315.0 ± 2.81.71 ± 0.610.55 ± 0.504.81.16
68.1 ± 9.1First2424120.1 ± 1.615.7 ± 1.01.76 ± 0.540.105 ± 0.3074.41.66
68.1 ± 9.1First3424020.4 ± 1.814.8 ± 1.31.53 ± 0.690.08 ± 0.275.61.45
Ahmed et al., 2019 [32]66.5 ± 9.5First2127719.1 ± 3.618.1 ± 3.72.7 ± 0.81.69 ± 1.371.01.01
Hengerer et al., 2019 [33]71.3 ± 10.5Second2364425.3 ± 6.014.6 ± 2.02.98 ± 0.880.55 ± 0.7910.72.43

PEX = pseudoexfoliation glaucoma.

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