Fig.1

Flow diagram of the LoChro-study

Note: ¹Received intervention = participant received at least one session. ²Did not receive intervention = participant received no intervention due to the following reasons: death 27.78%, unable to be reached 12.96%, too much time expenditure 12.96%, decline of health condition 11.11%, no perceived need 11.11%, no longer interested 9.26%, relocation 5.56%, other reasons 9.26%. ³Discontinued intervention = participant discontinued intervention due to the following reasons: death 24.32%, unable to be reached 24.32%, decline of health condition 16.22%, no perceived need 8.11%, too much time expenditure 2.70%, no longer interested 2.70%, dissatisfaction with intervention 2.70%, relocation 2.70%, other reasons 16.22%. ⁴Changed respondent = in comparison to T₀, the respondent changed from proxy to patient (while proxy assessments were generally excluded in the analysis reported here). Lost to follow up = reasons for lost to follow-up assessments were: death, unable to be reached, too much time expenditure, decline of health condition, no perceived need for intervention, no longer interested, relocation, dissatisfaction with intervention, changed respondent (proxy-assessment), or other reasons. ISAR = Identification of Seniors at Risk screening measurement (German Version; [26]). Pat. = Patient; Pat. Assessment = patients’ self-reported questionnaires