Table 2.

Reasons for declining to participate (n = 33)

Reason	All sites
Distance/travel barriers	2 (6 %)
Return to normal activities	3 (9 %)
Clinical, e.g. poor recovery from surgery, co-morbidity	9 (28 %)
Other commitments/time	2 (6 %)
Adjuvant therapy	6 (18 %)
Study time limit	3 (9 %)
Unable to contact	1 (3 %)
Patient death	1 (3 %)
Missing (out of 33)	6 (18 %)