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Table 5 Trends in illness concentration indices in South Africa (2002 - 2008)

From: Socioeconomic-related health inequality in South Africa: evidence from General Household Surveys

  Flu/ART Tuberculosis (TB)
  CI Cumulative share CI Cumulative share
2002 0.1667*** (0.0168) 29% vs. 52% -0.3156*** (0.0327) 57% vs. 16%
2004 0.1007*** (0.0195) 34% vs. 46% -0.3746*** (0.0332) 66% vs. 16%
2006 0.0295** (0.0146) 39% vs. 40.3% -0.3879*** (0.0335) 70% vs. 6%
2008 0.0455*** (0.0137) 37% vs. 44% -0.3344*** (0.0311) 65% vs. 17%
  1. Note: Robust standard errors in parenthesis. Concentration indices are based on Wagstaff's normalization.
  2. Cumulative shares are represented as cumulative share of bottom 40% vs. top 40%.
  3. ***, ** significant at 1%, and 5% levels respectively