Table 5 Number and type of questionnaire problems* in the two interview rounds

Residents (n = 3)

Family

(n = 3)

Professionals (n = 5)

Number of items tested

11 items

17 items

18 items

 Number of clarity problems

14

9

44

 Number of knowledge problems

4

8

3

 Number of assumptions problems

0

2

6

 Number of sensitively problems

0

1

0

 Number of other problems

0

11

12

Total number of problems

18

31

65

Mean number of problems per item per respondent

0.55

0.61

0.72

Residents (n = 4)

Family

(n = 2)

Professional (n = 3)

 Number of clarity problems

8

0

10

 Number of knowledge problems

4

2

1

 Number of assumptions problems

0

0

1

 Number of other problems

2

3

1

Total number of problems

14

5

13

Mean number of problems per item per respondent

0.32

0.15

0.24