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Table 1 SBQ-ID, Test suitability and Test-retest reliability

From: Self-reported measures in health research for people with intellectual disabilities: an inclusive pilot study on suitability and reliability

Items Test suitability (N = 40) Test-retest reliability (N = 15)
How many hours are you sitting on a weekday/Saturday/Sundaya when you are.... N non-quantifiable answers N missing answers N ICC (95% CI)
Eating or drinking 3 5 14 0.09 (−0.45;0.56)
Watching TV, movies, or series 3 8 13 0.35 (−0.22;0.74)
Using computer or tablet 3 7 13 0.26 (−0.32;0.69)
Listening to music on radio or CD 4 9 12 0.30 (−0.30;0.73)
Using a telephone 4 8 13 0.36 (−0.22;0.75)
Playing a musical instrument 5 11 12 0.79 (0.42;0.94)
Reading 6 10 13 0.26 (−0.31;0.70)
Travelling 5 9 11 −0.14 (− 0.66;0.48)
  1. aThis question was asked separately for a weekday, Saturday, and Sunday; values are reported for average per week