Table 1

Socioeconomic characteristics of the sample population of China, Ghana, India, Mexico, Russia and South Africa (weighted sample)

GhanaIndiaChinaSouth AfricaMexicoRussia
Total (N)557312 19814 785422727343418
Sex (%)
Age group (%)
Education level (%)
 No formal schooling29.
 Less than primary school13.58.911.912.221.50.5
 Primary school completed19.916.717.
 Secondary high school completed33.430.853.556.038.173.3
 College completed or above4.
Location (%)
  • Source: WHO Study on Global AGEing and Adult Health (SAGE) survey, 2007–2010.