Household descriptive statistics, analytical sample of NCD, HTN-only and non-NCD/HTN households: PURE Study
| High income | Upper middle income | Lower middle income | Low income | China | |||||||||||
| NCD | HTN-only | Non-NCD/HTN | NCD | HTN-only | Non-NCD/HTN | NCD | HTN-only | Non-NCD/HTN | NCD | HTN-only | Non-NCD/HTN | NCD | HTN-only | Non-NCD/HTN | |
| n=2760 | n=1507 | n=3379 | n=5459 | n=3513 | n=4769 | n=3429 | n=1948 | n=4418 | n=515 | n=409 | n=1231 | n=5249 | n=4446 | n=8794 | |
| Mean of mean household age (years) | 50.2 | 49.0 | 41.1 | 41.9 | 40.6 | 35.9 | 37.8 | 37.7 | 31.6 | 30.9 | 32.0 | 29.9 | 48.0 | 45.3 | 41.2 |
| 95% CI | 49.3 to 51.1 | 48.0 to 50.0 | 40.4 to 41.8) | 39.9 to 43.9 | 38.7 to 42.5 | 34.5 to 37.3 | 37.0 to 38.7 | 36.8 to 38.6 | 30.8 to 32.5 | 29.0 to 32.9 | 30.6 to 33.3 | 28.4 to 31.4 | 46.7 to 49.3 | 44.1 to 46.5 | 39.9 to 42.6 |
| P value for difference in means* | 0.0000 | 0.0000 | 0.0000 | 0.0001 | 0.0000 | ||||||||||
| Mean household size | 2.2 | 2.2 | 2.5 | 3.7 | 3.8 | 3.9 | 3.8 | 3.7 | 4.3 | 5.7 | 5.3 | 5.2 | 2.9 | 3.0 | 2.9 |
| 95% CI | 2.1 to 2.3 | 2.1 to 2.3 | 2.4 to 2.6 | 3.3 to 4.1 | 3.3 to 4.2 | 3.6 to 4.2 | 3.6 to 4.1 | 3.5 to 3.9 | 4.0 to 4.5 | 4.8 to 6.6 | 4.5 to 6.0 | 4.9 to 5.6 | 2.8 to 3.0 | (2.8 to 3.1) | (2.8 to 3.1) |
| P value for difference in means* | 0.0000 | 0.0069 | 0.0000 | 0.1117 | 0.1064 | ||||||||||
| Mean proportion of female household members (%) | 53.1 | 52.3 | 52.4 | 53.1 | 53.0 | 53.1 | 50.4 | 51.5 | 50.2 | 53.7 | 54.0 | 52.4 | 51.1 | 50.5 | 50.7 |
| 95% CI | 51.7 to 54.5 | 51.0 to 53.7 | 51.2 to 53.6 | 51.5 to 54.7 | 51.6 to 54.4 | 51.7 to 54.5 | 49.1 to 51.6 | 50.0 to 53.0 | 49.2 to 51.2 | (0.1 to 57.4 | 51.0 to 56.9 | 50.3 to 54.6 | 50.3 to 52.0 | (49.4 to 51.6) | (49.7 to 51.7) |
| P value for difference in means* | 0.4624 | 0.9744 | 0.0941 | 0.1415 | 0.2687 | ||||||||||
| Mean proportion of employed household members (%) | 91.5 | 92.0 | 85.3 | 59.7 | 60.0 | 55.8 | 43.3 | 46.7 | 40.1 | 29.9 | 28.8 | 33.1 | 86.6 | 84.4 | 82.3 |
| 95% CI | 90.4 to 92.6 | 90.7 to 93.3 | 84.0 to 86.6 | 52.9 to 66.5 | 53.3 to 66.6 | 50.8 to 60.8 | 40.8 to 45.9 | 44.3 to 49.1 | 38.3 to 42.0 | 23.5 to 36.3 | 22.8 to 34.8 | 28.0 to 38.2 | 83.9 to 89.3 | 81.7 to 87.1 | 79.6 to 85.0 |
| P value for difference in means* | 0.0000 | 0.0063 | 0.0000 | 0.0074 | 0.0000 | ||||||||||
| Proportion of households with tertiary level education (%) | 71.8 | 69.7 | 78.5 | 38.7 | 36.5 | 37.6 | 51.2 | 44.6 | 39.7 | 30.9 | 22.5 | 17.2 | 35.7 | 28.5 | 32.6 |
| 95% CI | 66.4 to 76.7 | 64.5 to 74.5 | 74.2 to 82.3 | 30.6 to 47.4 | 27.7 to 46.2 | 30.0 to 45.8 | 45.1 to 57.3 | 38.0 to 51.4 | 33.7 to 46.0 | 12.3 to 58.6 | 9.3 to 45.1 | 6.8 to 37.1 | 27.7 to 44.6 | 22.1 to 36.0 | 24.9 to 41.4 |
| P value for difference in proportions†| 0.0000 | 0.4771 | 0.0000 | 0.0139 | 0.0010 | ||||||||||
*One-way analysis of variance test for difference in means.
†Wald test for difference in proportions.
HTN, hypertension; NCD, non-communicable disease; PURE, Prospective Urban and Rural Epidemiology.