LID Patients (N = 22)

Non-Dysphonic Participants (N = 90)

Mean (SD)

Mean (SD)

Age

44.54 (18.99)

38.88 (12.11)

Educational Level

11.27 (4.17)

13.01 (5.09)

Years of Smoking

12.23 (6.78)

-

Marital Status

Married

12

49

Single

10

41

Area of Living

Urban area

13

57

Suburban area

6

23

Rural area

3

10