Gel stent (n=34) | Trabeculectomy (n=34) | P value | |
Age, years | 72.7 (9.5) | 74.2 (7.7) | 0.462 |
Female, % | 55.9 (19) | 70.6. (24) | 0.107 * |
Baseline IOP, mm Hg | 23 (19–28) | 22 (17–28) | 0.640 |
Baseline IOP-lowering medications | 2.91 (0.82) | 2.72 (1.16) | 0.509 |
Glaucoma type, % | 0.709 * | ||
POAG | 85.3 (29) | 91.2 (31) | |
PXFG | 14.7 (5) | 8.8 (3) | |
Visual field, dB | −13.2 (10.2) | −13.4 (8.8) | 0.946 |
Lens status, % | 0.051 | ||
Pseudophakia | 67.7 (23) | 41.2 (14) | |
Clear lens | 32.3 (11) | 58.8 (20) | |
BCVA | 0.78 (0.22) | 0.68 (0.32) | 0.202 |
Preoperative IOP median IQR.
Drugs pre: number of IOP-lowering medication before surgery.
*χ2. Data are mean (SD) or percentage (number), or median (IQR).
BCVA, best-corrected visual acuity; dB, decibel; IOP, intraocular pressure; MD, mean deviation; POAG, primary open-angle glaucoma; PXFG, pseudoexfoliative glaucoma.