Table 1.
Sample size distribution of the participating countries in the RELATE data*
| Country-Survey | Unweighted Frequency | Percentage |
|---|---|---|
| Costa Rica-CRELES | 2827 | 3.2 |
| Puerto Rico-PREHCO | 4291 | 4.9 |
| Barbados-SABE | 1508 | 1.7 |
| Brazil-SABE | 2143 | 2.4 |
| Chile-SABE | 1301 | 1.5 |
| Cuba-SABE | 1905 | 2.2 |
| Mexico-SABE | 1247 | 1.4 |
| Mexico-WHO/SAGE | 4142 | 4.7 |
| Uruguay-SABE | 1450 | 1.6 |
| India-WHO/SAGE | 7150 | 8.1 |
| Ghana-WHO/SAGE | 4724 | 5.4 |
| South Africa-WHO/SAGE | 3830 | 4.3 |
| Russia-WHO/SAGE | 4511 | 5.1 |
| China-WHO/SAGE | 13368 | 15.1 |
| China-CHNS | 6452 | 7.3 |
| China-CLHLS | 16064 | 18.2 |
The original RELATE study enrolled more countries than were entered into the current analysis. This manuscript is limited to data from China, Costa Rica, Puerto Rico, Mexico, Barbados, Brazil, Chile, Cuba, Uruguay, India, Ghana, South Africa, and Russia
RELATE, Research on Early Life and Aging Trends and Effects (RELATE); CRELES, Costa Rican Longevity and Healthy Aging Study; PREHCO, Puerto Rican Elderly: Health Conditions; SABE, Survey on Health, Well-Being, and Aging in Latin American and the Caribbean; WHO, World Health Organization; SAGE, Study on Global Ageing and Adult Health; CHNS, China Health and Nutrition Survey; CLHLS, Chinese Longitudinal Healthy Longevity Survey