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. 2015 Apr 23;7(6):285–294. doi: 10.5539/gjhs.v7n6p285

Table 2.

Correlation between household income and demand for supplementary medical insurance

Household expenses deciles 1 2 3 4 5 6 7 8 9 10
Percentage of households with supplementary cover 2.13 1.12 2.57 2.44 3.56 4.49 7.34 11.46 12.46 18.44
Pearson chi2 (9) = 930.1066 Pr = 0.000