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. 2021 Jul 13;23(7):e26658. doi: 10.2196/26658

Table 3.

All interpretations of correct versus incorrect exercise execution.

Assessment All Individual Both




Physiotherapist 1 Physiotherapist 2 Agreement Disagreement




Correct Incorrect Correct Incorrect Correct Incorrect
All, n 552 394 158 374 178 338 122 92

Physiotherapist 1, n (%)









Correct 394 (71.4) N/Aa N/A 338 (90.4) 56 (31.5) N/A N/A N/A


Incorrect 158 (28.6) N/A N/A 36 (9.6) 122 (68.5) N/A N/A N/A

App, n (%)









Correct 390 (70.7) 341 (86.5) 49 (31.0) 338 (90.4) 52 (29.2) 314 (92.9) 25 (20.5) 51 (55.4)


Incorrect 162 (29.3) 53 (13.5) 109 (69.0) 36 (9.6) 126 (70.8) 24 (7.1) 97 (79.5) 41 (44.6)

aN/A: not applicable.