Adjusted ORs and 95% CI of educational disparities in the use of ANC in Ethiopia (n = 6744, 2000; n = 6486, 2005 and n = 7611, 2011). Adjusted for age, residence, economic status, birth order, autonomy and attitude towards wife beatings. A = primary education versus no education. B = secondary or higher education relative to no education. Horizontal axis = year and Vertical axis = ORs with 95% CIs.