Table 2 Monthly distribution of attack of primary angle-closure glaucoma (PACG) according to sex.

From: The Seasonality of Acute Attack of Primary Angle-Closure Glaucoma in Beijing, China

Month

Male, n (%)

Female, n (%)

Total, n (%)

January

9 (10.8)

16 (8.0)

25 (8.8)

February

6 (7.2)

12 (6.0)

18 (6.4)

March

8 (9.6)

17 (8.5)

25 (8.8)

April

2 (2.4)

16 (8.0)

18 (6.4)

May

3 (3.6)

11 (5.5)

14 (4.9)

June

10 (12.0)

14 (7.0)

24 (8.5)

July

12 (14.5)

18 (9.0)

30 (10.6)

August

5 (6.0)

19 (9.5)

24 (8.5)

September

7 (8.4)

14 (7.0)

21 (7.4)

October

7 (8.4)

18 (9.0)

25 (8.8)

November

7 (8.4)

26 (13.0)

33 (11.7)

December

7 (8.4)

19 (9.5)

26 (9.2)

Total

83 (100)

200 (100)

283 (100)

  1. Peak periods: June and July for men; November for women; November for both sexes.