Table 2.

Consent rates for different items of the Broad Consent (BC) and different biomaterial sampling dates.

Item of the BCs	Consent rate (%)
	Total	First consent n = 291	Second consent n = 119	Third consent n = 27	Fourth consent n = 6
Item 1: the purpose of the research is not limited	98.9	99.3	97.5	100	100
Item 2: transfer of biomaterial ownership to biobank	98.9	99.3	97.5	100	100
Item 3: contact possible at a later timepoint	98.4	98.6	97.5	100	100
Item 4: contacting for further information/obtaining further biomaterials	99.8	99.7	100	100	100
Item 5: contact to obtain consent to link further medical data from other databases	100	100	100	100	100
Item 6: contacting for feedback on “health-related incident findings”	100	100	100	100	100
Item 7: contacting other physicians to obtain information about the course of the disease	100	100	100	100	100
Item 8: storage of personal data/e.g., transfer of clinical data from other systems and linkage with the biomaterials for research	98.9	99.3	97.5	100	100
Item 9: use of biomaterial for an unlimited period of time (since 2021 for the next 30 years)	98.9	99.3	97.5	100	100
Item 10: pseudonymised transfer of biomaterials to, e.g., universities/research institutions also in foreign countries	98.4	98.6	97.5	100	100