OSDI

P-value

Normal

Mild

Moderate

Severe

Age

18 - 30

73 (73.7%)

37 (75.5%)

58 (74.4%)

156 (70.3%)

0.889

31 - 40

14 (14.1%)

7 (14.3%)

8 (10.3%)

29 (13.1%)

41 - 50

5 (5.1%)

4 (8.2%)

7 (9.0%)

19 (8.6%)

>50

7 (7.1%0

1 (2.0%)

5 (6.4%)

18 (8.1%)

Gender

Male

44 (44.4%)

21 (42.9%)

21 (26.9%)

53 (23.9%)

0.001*

Female

55 (55.6%)

28 (57.1%)

57 (73.1%)

169 (76.1%)

Marital status

Single

74 (74.7%)

36 (73.5%)

51 (65.4%)

151 (68.0%)

0.385

Married

24 (24.2%)

13 (26.5%)

27 (34.6%)

62 (27.9%)

Widow

0 (0.0%)

0 (0.0%)

0 (0.0%)

3 (1.4%)

Divorced

1 (1.0%)

0 (0.0%)

0 (0.0%)

6 (2.7%)

Profession

University student

61 (61%)

31 (63.3%)

50 (64.1%)

125 (56.3%)

0.447

Working

23 (23.2%)

10 (20.4%)

16 (20.5%)

43 (19.4%)

Retired

4 (4.0%)

0 (0.0%)

4 (5.1%)

11 (5.0%)

Other

11 (11.1%)

8 (16.3%)

8 (10.3%)

43 (19.4%)