Table 4 Distribution of the answers to the question on caregiving burden.

	Very difficult	Quite difficult	A few difficulties	Not difficult at all	MI	Total
	% (95% CI)	% (95% CI)	% (95% CI)	% (95% CI)	% (95% CI)	%
Difficulties in managing work activities	18 (15 to 23)	25 (19 to 32)	23 (20 to 27)	29 (25 to 34)	4 (3 to 6)	100
Difficulties in managing social and leisure activities	44 (38 to 51)	24 (20 to 29)	15 (12 to 18)	11 (8 to 15)	6 (3 to 10)	100
Difficulties in covering the costs of the care	5 (4 to 7)	16 (13 to 19)	28 (25 to 32)	44 (39 to 50)	6 (4 to 11)	100

MI, missing information.