Table 3.

Hypotheses follow-up validity with expected and calculated correlations

	Hypothesis	Expected correlation	Calculated correlation		Confirmed (C)/ Rejected (R)
			n
1	Participants who indicated a deterioration on the Katz-15 items bathing and/or getting dressed and/ or the EQ-5D item self-care, are expected to have a lower score on the item ‘wash and dress yourself’.	Cramér’s V > 0.10	33	nc	n.a.
2	Participants who indicated a deterioration on the Katz-15 item walking and/or the EQ-5D item mobility, are expected to have a lower score on the item ‘walking’.	Cramér’s V > 0.10	116	0.23a	R
3	Participants who indicated a deterioration on the Katz-15 item travelling, are expected to have a lower score on the item ‘driving’.	Cramér’s V > 0.10	37	nc	n.a.
4	Participants who indicated a deterioration on the Katz-15 item shopping, are expected to have a lower score on the item ‘groceries’.	Cramér’s V > 0.10	37	nc	n.a.
5	Participants who indicated a deterioration on the EQ-5D item pain/discomfort, are expected to have a lower score on the item ‘pain’.	Cramér’s V > 0.10	102	0.14a	R
6	Participants who indicated a lack of appetite on the VMS, are expected to have a lower score on the item ‘appetite’.	Cramér’s V > 0.10	45	0.46	C
7	Participants who indicated a deterioration on the MSPP item organised sports and/or the MSPP item ‘done something with others that required considerable physical effort’, are expected to have a lower score on the item ‘sports’.	Cramér’s V > 0.10	21	nc	n.a.
8	Participants who indicated a deterioration on the MSPP item seeing family/acquaintances or the SF36-social functioning, are expected to have a lower score on the item ‘visiting family or friends’.	Cramér’s V > 0.10	30	nc	n.a.
9	Participants who moved from independent living to sheltered living or a nursing home, are expected to score lower on the item ‘return back to my home’.	Cramér’s V > 0.10	11	nc	n.a.
10	Participants with an increasing difference score between baseline and follow-up on the EQ-5D thermometer ‘general health’, are expected to have a higher score on the item ‘feeling better’.	Spearman’s > 0.10	241	0.14	C
11	Participants with an increasing difference score between baseline and follow-up on the sum score ‘MSPP-daytrip’, are expected to have a higher score on the item ‘go on outings’.	Spearman’s > 0.10	33	0.27	C
12	Participants with an increasing difference score between baseline and follow-up on the NRS fatigue, are expected to have a lower score on the item energy.	Spearman’s < -0.10	189	−0.14	C
13	Accomplishing goals noted on the open question correlate with the score on the P-BAS HOP, if applicable.	Spearman’s > 0.50	40	0.71	C

^a association is opposite of the hypothesis; nc = not calculated; n.a. = not applicable