mothers

fathers

N

%

N

%

age, years

median (iqr)

45

(41-49)

47

(44-49)

mean (sd)

45.51

(5.19)

46.62

(4.09)

housewives

5

(9)

self-employed

12

(21)

17

(30)

employed

36

(65)

38

(69)

unemployed

2

(3)