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Table 2 Results of the randomized clinical trials using SLT

From: Where does selective laser trabeculoplasty stand now? A review

Author, year SLT IOP red (mmHg) at 6 m—1 y (months) SLT IOP red (mmHg) end of study (months) Control group IOP red (mmHg) at 6 m—1 y (months) Control group IOP red (mmHg) end of study (months) SLT definition of success SLT success rate at 6 m—1 y (%) (months) SLT success rate at end of study (%) (months)
Lai, 2004 [22] 8.0 (12) 8.6 ± 6.7 (60) 7.0 (12) 8.7 ± 6.6 (60) IOP < 21 mmHg 97 72.41 (60)
Nagar, 2005 [23] NA -- NA -- >20 % IOP red 90° = 34 --
180° = 65
360° = 82 (10)
Nagar, 2009 [24] 6.2 ± 0.8 (4–6) -- 7.8 ± 0.8 (4–6) -- >20 % IOP red 75 (4–6) --
Katz, 2012 [21] 6.3 ± 2.7 (12) -- 7.0 ± 1.8 (12) -- IOP ≤ 2 mmHg above target IOP + no VF loss ≥ 3 unit 80 (12) --
Bovell, 2011 [26] 6.0 ± 6.1 (12) 7.4 ± 7.3 (60) 6.0 ± 4.8 (12) 6.7 ± 6.6 (60) >20 % IOP red 71 (12) 25 (60)
Liu, 2012 [27] 3.8 (12) 1.8 (24) 2.7 (12) 2.8 (24)a def 1: > 20 % IOP red 55 (12) def 1: 40 (24)a
def 2: IOP < target IOP def 2: 75 (24)a
Rosenfeld, 2012 [28] 4.3 (12) -- 3.23 (12) -- ≥15 % IOP red 75 (12) --
Kent, 2013 [29] 6.8 (6) -- 7.0 (6) -- >20 % IOP red 73 (6) --
  1. Abbreviations: IOP red = IOP reduction; m = months; y = year; NA = not available; red = reduction; VF = visual field; def = definition; end of study = when study was longer than 12 months
  2. aResults of Liu et al. [27] at end of study (37 months) were not available