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. 2019 Sep 19;6:28. doi: 10.1186/s40662-019-0153-2

Table 1.

Patient demographics and ocular characteristics of glaucoma patients undergoing cataract surgery with and without Kahook Dual Blade (KDB) goniotomy

Glaucoma with KDB
(n = 76)
Glaucoma without KDB
(n = 309)
p-Value
Gender
 Male 28 (36.8%) 120 (38.8%)
 Female 48 (63.2%) 189 (61.2%) 0.79
Age, mean (SD) (years) 72.4 (8.3) 72.2 (10.4) 0.92
Type of Glaucoma
 POAG 61 (80.3%) 228 (73.8%) Reference
 CACG 2 (2.6%) 19 (6.2%) 0.38
 PXF 11 (14.5%) 29 (9.4%) 0.42
 Other 2 (2.6%) 33 (10.7%)
Preoperative IOP (mmHg) (n = 76) (n = 304)
 Mean (SD) 15.5 (3.8) 14.5 (3.9)
 Median 15.0 14.0 0.05
Preoperative visual acuity (logMAR)
 Mean (SD) 0.254 (0.26) 0.394 (0.49)
 Median 0.176 0.301 0.03
Axial length (mm) (n = 75) (n = 302)
 Mean (SD) 24.3 (1.3) 24.3 (1.4)
 Median 23.9 24.2 0.84
Keratometry (D) (n = 75) (n = 305)
 Mean (SD) 44.0 (1.5) 44.0 (1.9)
 Median 43.8 44.0 0.64

KDB = Kahook Dual Blade, IOP = intraocular pressure, POAG = primary open angle glaucoma, CACG = chronic angle closure glaucoma, PXF = pseudoexfoliation, SD = standard deviation