TableĀ 3

Content validity index

Relevance of the level descriptor (total n=273)Appropriateness of the Guttman scale (total n=266)
Number of experts endorsing (n)i-CVINumber of experts endorsing (n)i-CVI
Respiratory function2650.97n=2540.95
Cough2610.962550.96
Moving within the bed2570.952540.96
Supine to sitting on the edge of the bed2650.972540.97
Dynamic sitting2630.972490.96
Standing balance2590.962490.94
Sit to stand2630.972520.95
Transferring from bed to chair2630.972520.95
Stepping2500.922490.94
Grip strength1920.722170.84
s-CVI0.940.94
  • i-CVI, item content validity index; s-CVI, score content validity index.17