Table 1 Demographic and clinical characteristics of the study participants

Age, years

65.88

(11.6)

64.65

(11.5)

67.11

(11.8)

0.26

Females, n

68

(59.6)

40

(58.8)

28

(41.2)

0.11

PD duration, years

6.4

(5.1)

6.6

(6.0)

6.2

(4.0)

0.65

Academic background

 Junior high school, n

2

(1.8)

2

(3.3)

0

(0.0)

0.06

 High school, n

39

(34.2)

24

(40.0)

15

(27.8)

 Professional school, n

13

(11.4)

4

(6.7)

9

(16.7)

 Junior college, n

16

(14.0)

10

(16.7)

6

(11.1)

 University, n

40

(35.1)

20

(33.3)

20

(37.0)

 Graduate school, n

4

(3.5)

0

(0.0)

4

(37.0)