Table 3. Questionnaire survey (n = 159): non-validated outcome measures.

Functional activities ‘before’ compared with ‘today’*	N	Sig.
Reaching up to a high shelf	153	0.000
Dressing activities behind your back	154	0.004
Pushing down with your arm	155	0.001
Opening a tight jar	154	0.000

*Paired samples t-test