Combined Gonioscopy-Assisted Transluminal Trabeculotomy (GATT) with Ab Interno Canaloplasty (ABiC) in Conjunction with Phacoemulsification: 12-Month Outcomes

Figures & data

Table 1 Demographic Data and Clinical Characteristics of the Study Patients

Parameters	Value
Patients, no	19
Eyes, no	20
Mean age ± SD	61.2 ± 6 years (range 52 to 80 years)
Gender (male/female), no (%)	11(57.9%)/8 (42.1%)
Cupping of the optic disc ± SD	0.59 ± 0.15 (range 0.30 to 0.80)

Abbreviations: no, number; SD, standard deviation.

Table 2 Efficacy of Surgery for All Patients in the Study

Parameters	Time	Value	P-value
CDVA in LogMAR ± SD (Snellen)	Preoperatively	0.85 ± 0.58 (20/142)
	Day 1	1.25 ± 0.87 (20/356)	1.0
	Week 1	0.61 ± 0.46 (20/81)	1.0
	Month 1	0.32 ± 0.44 (20/42)	0.017
	Month 3	0.22 ± 0.44 (20/33)	0.005
	Month 6	0.20 ± 0.45 (20/32)	0.003
	Month 9	0.16 ± 0.30 (20/29)	<0.001
	Month 12	0.16 ± 0.30 (20/29)	<0.001
IOP (mmHg) ± SD	Preoperatively	19.75 ± 4.68 (range 12 to 30)
	Day 1	16.70 ± 10.59 (range 8 o 53)	1.0
	Week 1	13.95 ± 3.03 (range 10 to 20)	0.002
	Month 1	14.90 ± 3.34 (range 10 to 20)	0.016
	Month 3	13.25 ± 2.15 (range 11 to 19)	0.001
	Month 6	12.95 ± 1.76 (range 11 to 18)	<0.001
	Month 9	13.05 ± 1.67 (range 11 to 17)	<0.001
	Month 12	13.30 ± 1.30 (range 12 to 17)	<0.001
Glaucoma medications number	Preoperatively	3.4 ± 0.6 (range 2 to 4)
	Day 1	0.3 ± 0.8 (range 0 to 3)	<0.001
	Week 1	0.2 ± 0.6 (range 0 to 2)	<0.001
	Month 1	0.5 ± 0.9 (range 0 to 2)	<0.001
	Month 3	1.1 ± 1.0 (range 0 to 2}	<0.001
	Month 6	1.1 ± 1.0 (range 0 to 2}	<0.001
	Month 9	1.1 ± 1.0 (range 0 to 2}	<0.001
	Month 12	1.1 ± 1.0 (range 0 to 2}	<0.001

Abbreviations: CDVA, corrected distance visual acuity; logMAR, logarithm of the minimum angle of resolution; SD, standard deviation.

Figure 1 Visual acuity over the time of study.

Figure 2 Intraocular pressure over the time of study.

Figure 3 Number of antiglaucoma medications over the time of study.