Table 2 DDS based on the socio-demographic characteristics of older participants in the NHES-V, Thailand (n 7,300)
Characteristics | Mean (SD) | 95% CI | P-value* |
|---|---|---|---|
Sex | |||
  Male | 18.4 (3.8) | 18.3, 18.6 | 0.007 |
  Female | 18.3 (4.0) | 18.1, 18.4 |  |
Age (year) | |||
  60-74 | 18.5 (4.0) | 18.3, 18.6 | <0.001 |
  75-84 | 18.0 (3.9) | 17.9, 18.2 |  |
  ≥ 85 | 17.9 (3.6) | 17.5, 18.2 |  |
Highest educational level | |||
  No formal education | 17.3 (4.4) | 17.1, 17.5 | <0.001 |
  Primary education | 18.3 (3.8) | 18.2, 18.5 |  |
  Secondary education or higher | 19.3 (4.4) | 19.1, 19.5 |  |
Wealth index | |||
  Poorest | 17.7 (3.7) | 17.5, 18.0 | < 0.001 |
  Poor | 18.8 (3.8) | 18.6, 18.9 |  |
  Average | 18.2 (3.9) | 18.0, 18.4 |  |
  Rich | 18.5 (3.8) | 18.4, 18.7 |  |
  Richest | 19.0 (4.3) | 18.9, 19.2 |  |
Living condition | |||
  Living alone | 17.9 (4.0) | 17.6, 18.1 | <0.001 |
  Living with others | 18.4 (3.9) | 18.3, 18.5 |  |
Residential area | |||
  Urban | 18.7 (4.4) | 18.6, 18.8 | <0.001 |
  Rural | 18.1 (3.5) | 18.0, 18.3 |  |