Table 1

Preoperative demographic and ocular characteristics of patients

Characteristics360° GroupUpper-180° groupLower-180° groupP value
N, patients/eyes
(right/left)
34/34
(16/18)
34/34
(17/17)
31/31
(13/18)
0.806
Age (years)74.0±9.1 (56–87)77.0±7.0 (61–93)75.4±8.7 (61–94)0.344
Male/female20/1418/1613/180.388
Preoperative IOP (mmHg)18.7±6.2 (12–37)18.7±5.2 (11–31)18.3±6.1 (12–37)0.947
Number of medications3.2±1.0 (2–6)3.0±1.0 (2–5)3.2±1.2 (2–6)0.639
Phakic/Pseudophakic29/528/629/20.388
LogMAR BCVA0.41±0.500.34±0.310.29±0.210.390
Visual field MD (dB)−12.8±9.6−13.9±8.6−13.1±7.50.854
Corneal endothelial cell density (cells/mm2)2513.5±340.62394.7±451.12425.1±343.90.438
Type of glaucoma, n (%)0.325
 POAG16 (47)16 (47)19 (61)
 NTG6 (18)8 (23)8 (26)
 XFG12 (35)10 (29)4 (13)
Previous surgical or laser treatment, n (%)0.591
 Cataract extraction5 (15)6 (18)32 (6)
 Selective laser trabeculoplasty1 (3)0 (0)1 (3)
 None28 (82)28 (82)28(90)
  • BCVA, best-corrected visual acuity; IOP, intraocular pressure; LogMAR, logarithm of minimum angle of resolution; MD, mean deviation; NTG, normal-tension glaucoma; POAG, primary open-angle glaucoma; XFG, exfoliation glaucoma.