Table 2. Proportion of households with catastrophic health expenditures of 10.0% and 20.0% or more of their total health consumption and 40.0% or more in relation to their capacity to pay, according to socioeconomic index. Brazil, 2002-2003 and 2008-2009.

Variable	2002-2003
Catastrophic Health expenditure	Q1a		Q2		Q3		Q4		Q5		pb
	%	95%CI	%	95%CI	%	95%CI	%	95%CI	%	95%CI
Total consumption
≥ 10.0%	12.9	12.2;13.7	14.3	13.1;15.6	14.2	13.0;15.5	16.8	15.3;18.4	16.3	14.4;18.2	< 0.001
≥ 20.0%	4.0	3.6;4.5	3.9	3.2;4.6	3.7	3.0;4.4	3.1	2.5;3.8	2.6	2.0;3.3	0.141
Total consumption net of food
≥ 10.0%	20.9	20.0;21.8	20.8	19.4;22.2	21.1	19.6;22.6	22.3	20.5;24.0	20.9	18.8;22.9	0.42
≥ 20.0%	7.6	7.0;8.2	7.0	6.2;7.9	6.4	5.5;7.3	5.6	4.6;6.5	3.9	3.1;4.7	< 0.001
Capacity to pay
≥ 20.0%	7.2	6.6;6.8	6.5	5.6;7.3	5.7	4.8;6.6	4.7	3.8;5.5	3.4	2.6;4.1	< 0.001
≥ 40.0%	1.0	0.8;1.2	0.9	0.6;1.2	0.6	0.4;0.8	0.3	0.1;0.4	0.3	0.08;0.6	< 0.001
	2008-2009
Total consumption
≥ 10.0%	18.4	17.5;19.4	18.3	17.2;19.3	18.3	17.2;19.4	18.4	17.2;19.7	17.7	16.4;19.0	0.122
≥ 20.0%	7.3	6.6;7.9	6.2	5.5;6.8	6.2	5.5;7.0	5.5	4.7;6.2	3.7	3.2;4.3	< 0.001
Total consumption net of food
≥ 10.0%	28.0	26.9;29.0	25.6	24.5;26.8	24.8	23.6;26.0	23.9	22.6;25.3	22.7	21.2;24.2	< 0.001
≥ 20.0%	12.0	11.2;12.8	9.8	9.0;10.5	9.3	8.5;10.1	7.9	7.0;8.7	5.5	4.7;6.2	< 0.001
Capacity to pay
≥ 20.0%	11.4	10.6;12.2	9.2	8.4;10.0	8.7	7.9;9.5	7.2	6.4;8.0	5.0	4.2;5.6	< 0.001
≥ 40.0%	2.6	2.2;2.9	1.6	1.3;1.9	1.4	1.0;1.7	0.9	0.6;1.2	0.5	0.3;0.7	< 0.001

^a Domestic economic index (DEI) in quintiles, in which Q1 corresponds to the poorest and Q5 to the richest.

^b Linear tendency test.