| HoaBinh | QuangNinh | Dong Nai | Total | p | ||||
---|---|---|---|---|---|---|---|---|---|
 | Mean | SD | Mean | SD | Mean | SD | Mean | SD |  |
Mean age | 42.6 | 13.6 | 47.2 | 13.9 | 50.7 | 11.9 | 46.5 | 13.0 | <0.001 |
 | N | % | N | % | N | % | N | % |  |
Female | 54 | 54.0 | 70 | 70.0 | 70 | 70.0 | 194 | 64.7 | <0.05 |
Age groups | Â | Â | Â | Â | Â | Â | Â | Â | <0.001 |
 20–30 | 24 | 24.0 | 12 | 12.0 | 6 | 6.0 | 42 | 14.0 | |
 31–40 | 17 | 17.0 | 22 | 22.0 | 16 | 16.0 | 55 | 18.3 | |
 41–50 | 34 | 34.0 | 29 | 29.0 | 21 | 21.0 | 84 | 28.0 | |
 41–60 | 17 | 17.0 | 19 | 19.0 | 37 | 37.0 | 73 | 24.3 | |
  > 60 | 8 | 8.0 | 18 | 18.0 | 20 | 20.0 | 46 | 15.3 | |
Educational attainment | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Primary school | 38 | 38.0 | 36 | 36.0 | 62 | 62.0 | 136 | 45.3 | <0.001 |
 Secondary school | 45 | 45.0 | 28 | 28.0 | 16 | 16.0 | 89 | 29.7 | |
 High school and above | 11 | 11.0 | 9 | 9.0 | 13 | 13.0 | 33 | 11.0 | |
 Others | 6 | 6.0 | 27 | 27.0 | 9 | 9.0 | 42 | 14.0 | |
Number of family members | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 1 to 2 | 6 | 6.0 | 24 | 24.0 | 25 | 25.0 | 55 | 18.3 | <0.001 |
 3 to 4 | 44 | 44.0 | 44 | 44.0 | 48 | 48.0 | 136 | 45.3 | |
  > = 5 | 59 | 59.0 | 32 | 32.0 | 27 | 27.0 | 118 | 39.3 | |
Average income (VND) | Â | Â | Â | Â | Â | Â | Â | 0.0 | Â |
  < 20 millions | 41 | 41.0 | 51 | 51.0 | 12 | 12.0 | 104 | 34.7 | <0.001 |
 20–60 millions | 57 | 57.0 | 40 | 40.0 | 64 | 64.0 | 161 | 53.7 | |
  > 60 millions | 2 | 2.0 | 9 | 9.0 | 24 | 24.0 | 35 | 11.7 | |
Distance to health community station | Â | Â | Â | Â | Â | Â | Â | Â | Â |
  < 1 km | 16 | 16.0 | 28 | 28.0 | 3 | 3.0 | 47 | 15.6 | <0.001 |
 1–2 km | 34 | 34.0 | 37 | 37.0 | 13 | 13.0 | 84 | 28.0 | |
  > 2 km | 50 | 50.0 | 35 | 35.0 | 84 | 84.0 | 169 | 56.4 |