Table 4 Number of elementary indicators and Cronbach’s alpha of each patient outcome.

From: The socio-economic impact of robotic prosthetics: the Hannes hand case study

Outcome

No. of elementary indicators

Cronbach’s alpha

Possibility of performing ADLs and improved functional independence

12

0.845

Job reintegration

4

0.864

Social reintegration

4

0.918

Increased self-esteem

5

1.000

Offer with higher quality standards

10

0.944

  1. A detailed enumeration of the selected items, from which elementary indicators were derived, is provided in Appendix A of the online Supplementary material