Table 5

Success results
Phacotrabeculectomy Phacocanaloplasty P value
n Success n Success
At 6 months 20 17*
 Complete success
  ≤ 21 mmHg + 30% IOP ↓ 17 (85.0) 10 (58.8) .136 a
  < 18 mmHg 17 (85.0) 10 (58.8) .136 a
 Qualified success
  ≤ 21 mmHg + 30% IOP ↓ 20 (100.0) 15 (88.2) .204 a
  < 18 mmHg 19 (95.0) 14 (82.4) .315 a
  At 12 months 19~ 15+
 Complete success
  ≤ 21 mmHg + 30% IOP ↓ 15 (78.9) 9 (60.0) .276 a
  < 18 mmHg 15 (78.9) 9 (60.0) .276 a
 Qualified success
  ≤ 21 mmHg + 30% IOP ↓ 19 (100.0) 15 (100.0) 1.000 a
  < 18 mmHg 19 (100.0) 15 (100.0) 1.000 a

Absolute values (percentage).

n sample size.

* Two patients developed filtering blebs after canaloplasty and were therefore excluded.

+ Two patients needed cyclodestruction to reach target IOP and were therefore excluded.

~ One patient underwent cyclophotocoagulation to lower IOP and was therefore excluded.

aχ2-test (Fisher´s exact test).

Matlach et al.

Matlach et al. BMC Ophthalmology 2013 13:1   doi:10.1186/1471-2415-13-1

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