Table 1 Demographic and clinical characteristics of patients undergoing PreserfloTM MicroShunt.

From: Short-term safety and efficacy of Preserflo™ Microshunt in glaucoma patients: a multicentre retrospective cohort study

No. Eyes/patients

100/91

Age, years, mean (±SD)

67.9 (±12.1)

Ethnicity, n (%)

  European descent

86 (95%)

  African descent

3 (3%)

  Asian descent

2 (2%)

Gender, male/female

52/39

Eye, right/left

53/47

Baseline BCVA, median (IQR)a

0.1 (0.0–0.2)

Baseline IOP, median (IQR)

22 (19–28)

Number of glaucoma drops, median (IQR)

3 (2–3)

Acetazolamide, no eyes (%)

20 (20%)

Glaucoma subtype, no eyes (%)

  POAG

70 (70%)

  Pseudoexfoliative glaucoma

13 (13%)

  Pigmentary glaucoma

7 (7%)

  Normal-tension glaucoma

5 (5%)

  PACG

3 (2%)

  Uveitic glaucoma

2 (2%)

Lens status, no eyes (%)

  Phakic

69 (69%)

  Pseudophakic

31 (31%)

Previous LTP, no eyes (%)

15 (15%)

Previous VR Surgery, no eyes (%)

5 (5%)

Previous Glaucoma Surgery (±CEIOL), no eyes (%)

  Trabeculectomy

4 (4%)

  Cypass

3 (3%)

  Xen Gel Stent

2 (2%)

  Viscocanalostomy

2 (2%)

  Transscleral Cyclophotocoagulation

3 (3%)

  Canaloplasty

1 (1%)

  Istent Inject

1 (1%)

  1. BCVA  best-corrected visual acuity, CCT central corneal thickness, CEIOL cataract extraction and intraocular lens implantation, IQR interquartile range, IOP intraocular pressure, LTP laser trabeculoplasty, NTG normal-tension glaucoma, PACG primary angle-closure glaucoma, POAG primary open-angle glaucoma, SD Standard deviation; VR vitreoretinal.