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Table 1 Demographic and baseline ocular characteristics

From: Gonioscopy-assisted transluminal trabeculotomy versus goniotomy with Kahook dual blade in patients with uncontrolled juvenile open-angle glaucoma: a retrospective study

 

GATT

KDB

P value

Number of eyes (patients)

36 (28)

13 (10)

 

Age at surgery (years, mean ± SD)

27.83 ± 9.98 (n = 36)

23.3 ± 10.63 (n = 13)

0.450a

Sex (Male, %)

24 (85.7%)

10 (100%)

0.210b

History of glaucoma surgery (%)

16 (44.4%)

3 (23.1%)

0.175 b

Filtration surgery

4

  

KDB

3

  

SLT

9

3

 

Preoperative IOP (mmHg, mean ± SD)

30.48 ± 12.88 (n = 36)

26.08 ± 13.11 (n = 10)

0.164 a

Number of preoperative medications (mean ± SD)

3.71 ± 0.46 (n = 35)

3.08 ± 0.86 (n = 13)

0.023d

Cup-to-disc ratio (mean ± SD)

0.83 ± 0.13 (n = 36)

0.88 ± 0.10 (n = 13)

0.096 a

Axial length (mm, mean ± SD)

26.43 ± 1.92 (n = 36)

27.06 ± 1.52 (n = 13)

0.169c

CCT (μm, mean ± SD)

544.2 ± 31.01 (n = 35)

541.77 ± 28.58 (n = 13)

0.807 c

RNFL (μm, mean ± SD)

64.8 ± 16.72 (n = 35)

66.0 ± 19.74 (n = 13)

0.945 a

GCC (μm, mean ± SD)

62.09 ± 13.3 (n = 35)

61.58 ± 7.87 (n = 13)

0.625 a

MD (dB, mean ± SD)

17.24 ± 7.77 (n = 34)

21.43 ± 5.25 (n = 11)

0.104 c

Follow-up duration (days, Median, P25 ~ P75)

224.5, 129 ~ 289

415, 275 ~ 479

0.002 a

  1. GATT gonioscopy-assisted transluminal trabeculotomy, KDB Kahook dual blade, CCT central corneal thickness, RNFL retinal nerve fiber layer, GCC ganglion cell complex, MD mean deviation
  2. a Mann-Whitney U test
  3. b Chi-square test
  4. c Student’s t test
  5. d Corrected student’s t test