Skip to main content

Table 1 Establishing the representativeness of the sample of 33 with repeat questionnaire information

From: Reliability and validity of a single item measure of quality of life scale for adult patients with cystic fibrosis

 

Repeat questionnaire (N = 33)

No repeat questionnaire (n = 88)

p-value

Gender % male

48%

57%

0.54

Single item; mean(sd)

6.9 (1.8)

6.9 (2.0)

0.83

CF-QOL; mean(sd)

71.4 (14.3)

73.0 (16.4)

0.63

Age; mean (sd)

32.0 (10.1)

28.6 (8.2)

0.07

HAD anxiety; median (range)

6 (0 to 14)

5 (0 to 16)

0.24

HAD depression; median (range)

2 (0 to 11)

2 (0 to 13)

0.88

  1. HAD = Hospital anxiety and depression scale
  2. CF-QOL = Cystic fibrosis quality of life scale