Table 2.

Reasons for non-disclosure

You don’t have an entry in the year 2015 (2016). Why?	Group 1		Group 2
	Abs. frequency	(%)	Abs. frequency	(%)
I have not received any payments	14/42	(33%)	10/45	(22%)
I was not asked for my consent to disclose	3/42	(7%)	16/45	(36%)
I forgot to answer the inquiry for disclosure consent	1/42	(2%)	2/45	(4%)
I consciously decided against disclosure	21/42	(50%)	8/45	(18%)
No reply	3/42	(7%)	9/45	(20%)

Note. Participants were asked to choose one of the four options. Group 1=disclosure in 2015, but not in 2016; group 2=no disclosure in 2015, but in 2016.