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Table 2 Socioeconomic inequality in dental visits among US adults aged 30 years

From: Use of oral health care services in the United States: unequal, inequitable—a cross-sectional study

Independent variable Index Estimate (95% CI)
Education SIIa − 49.76 (− 54.79, − 44.72)
  RIIb-mean − 1.26 (− 1.38, 1.13)
  ACIc − 7.63 (− 8.41, − 6.82)
  RCId − 0.19 (− 0.21, − 0.17)
Income SII − 52.46 (− 59.54, − 45.38)
  RII-mean − 1.34 (− 1.52, − 1.16)
  ACI − 8.09 (− 9.18, − 7.00)
  RCI − 0.21 (− 0.24, − 0.18)
  1. aThe slope index of inequality
  2. bThe relative index of inequality (mean)
  3. cThe absolute concentration index
  4. dThe relative concentration index