Table 4.

Incidence and intensity of CHE by economic status and household composition in Shandong, China

CHE*	Empty-nest single	Empty-nest couple	Non-empty-nest elderly	All
HC (%)
Q1†	61.6	62.5	47.7	58.7
Q2	60.0	53.7	39.8	49.1
Q3	53.0	49.5	27.9	39.0
Q4	47.1	46.6	20.3	33.1
Total	59.3	52.9	31.4	44.9
Mean catastrophic payment gap (%)
Q1	19.4	21.3	12.8	18.7
Q2	17.5	16.0	10.6	14.1
Q3	12.2	12.6	6.9	9.7
Q4	9.6	10.7	4.9	7.5
Total	17.3	15.1	7.8	12.4
Mean positive gap (%)
Q1	31.5	34.0	26.9	31.8
Q2	29.1	29.8	26.7	28.7
Q3	23.0	25.6	24.6	24.9
Q4	20.4	22.9	22.0	22.6
Total	29.2	28.5	25.2	27.7

*CHE, catastrophic health expenditure.

†Quartile 1 (Q1) is the poorest and quartile 4 (Q4) is the richest.

HC, head count.