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Table 2 Proportion of households with catastrophic healthcare expenditure by decile, 2006–2014

From: Out-of-pocket healthcare expenditure in Australia: trends, inequalities and the impact on household living standards in a high-income country with a universal health care system

Income quintile 2006 2007 2008 2009 2010 2011 2012 2013 2014
1 31% 24% 25% 35% 25% 32% 33% 35% 31%
2 13% 17% 16% 20% 17% 21% 18% 19% 19%
3 7% 10% 15% 11% 17% 12% 16% 12% 13%
4 6% 9% 9% 6% 9% 10% 10% 7% 10%
5 8% 7% 8% 7% 9% 9% 9% 11% 9%
6 4% 5% 5% 3% 4% 5% 5% 3% 5%
7 4% 4% 6% 4% 4% 3% 5% 6% 5%
8 4% 3% 3% 3% 4% 2% 3% 4% 2%
9 3% 3% 4% 3% 2% 3% 3% 2% 2%
10 1% 2% 2% 1% 1% 2% 0% 3% 3%
Concentration Index −0.39 (−0.43, −0.34) −0.40 (−0.45, −0.36) −0.43 (−0.48, −0.39) −0.39 (−0.43, −0.34) −0.44 (−0.49, −0.40) −0.48 (−0.52, −0.43) − 0.53 (− 0.58, − 0.48) − 0.46 (− 0.50, − 0.41) −0.46 (− 0.50, − 0.42)