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Table 2 Visual acuity in two groups before and after the operation

From: The effect of phacoemulsification plus goniosynechialysis in acute and chronic angle closure patients with extensive goniosynechiae

 

Acute group(n)

Chronic group(n)

Z value

P value

0

0~<0.1

0.1~0.25

0.3~0.5

≥0.5

0

0~<0.1

0.1~0.25

0.3~0.5

≥0.5

baseline

0

8

3

1

1

1

0

2

4

7

3.08

0.002a

Postoperative 3 m

(UCVA)

0

0

1

8

4

1

0

0

5

8

1.19

0.302a

Postoperative 3 m(BCVA)

0

0

1

1

11

1

0

0

1

12

0.039

0.981a

  1. aMann–Whitney U-test. UCVA Uncorrected visual acuity, BCVA Best corrected visual acuity