Table 13. Trends in prevalence of control and control under treatment among Chinese adults during 1991–2015.
| Group | Prevalence | 1991 | 1993 | 1997 | 2000 | 2004 | 2006 | 2009 | 2011 | 2015 | AC | RC | Ptrend-value |
| AC: absolute change (prevalence in 2015–prevalence in 1991); RC: relative change [(prevalence in 2015–prevalence in 1991)/prevalence in 1991]. | |||||||||||||
| Control rate among hypertensive patients | |||||||||||||
| All | |||||||||||||
| Crude | 3.5% | 3.3% | 3.0% | 5.8% | 7.6% | 8.2% | 9.7% | 17.6% | 13.8% | 10.3% | 294.3% | < 0.001 | |
| Age-standardized | 3.6% | 2.6% | 1.9% | 4.2% | 5.3% | 5.0% | 6.1% | 10.0% | 8.4% | 4.8% | 133.3% | < 0.001 | |
| Sex | |||||||||||||
| Male | Crude | 3.1% | 3.1% | 2.9% | 4.5% | 6.9% | 6.6% | 8.3% | 15.3% | 12.5% | 9.4% | 303.2% | < 0.001 |
| Age-standardized | 2.9% | 2.4% | 1.8% | 3.0% | 4.5% | 4.5% | 5.6% | 8.8% | 7.0% | 4.1% | 141.4% | < 0.001 | |
| Female | Crude | 4.0% | 3.6% | 3.2% | 7.3% | 8.4% | 10.0% | 11.2% | 19.9% | 15.4% | 11.4% | 285.0% | < 0.001 |
| Age-standardized | 4.9% | 3.1% | 2.4% | 5.7% | 6.7% | 5.1% | 6.6% | 11.2% | 10.9% | 6.0% | 122.4% | < 0.001 | |
| Age, yrs | |||||||||||||
| 20–39 | Crude | 3.7% | 1.7% | 0.4% | 2.2% | 2.3% | 1.3% | 2.5% | 2.2% | 3.7% | 0.0% | 0.0% | 0.783 |
| 40–59 | Crude | 3.8% | 3.1% | 3.0% | 5.0% | 7.7% | 7.7% | 8.4% | 15.6% | 9.7% | 5.9% | 155.3% | < 0.001 |
| 60–79 | Crude | 3.2% | 4.5% | 4.3% | 8.3% | 8.9% | 10.1% | 12.2% | 21.2% | 19.4% | 16.2% | 506.3% | < 0.001 |
| Area | |||||||||||||
| Urban | |||||||||||||
| Crude | 4.2% | 2.8% | 3.9% | 9.2% | 10.3% | 11.8% | 14.9% | 27.4% | 22.3% | 18.1% | 431.0% | < 0.001 | |
| Age-standardized | 4.0% | 3.0% | 2.6% | 5.8% | 6.5% | 6.9% | 10.4% | 16.9% | 11.9% | 7.9% | 197.5% | < 0.001 | |
| Rural | |||||||||||||
| Crude | 3.0% | 3.7% | 2.5% | 3.7% | 5.9% | 6.2% | 7.1% | 10.9% | 8.2% | 5.2% | 173.3% | 0.029% | |
| Age-standardized | 3.3% | 2.5% | 1.6% | 3.2% | 4.5% | 3.9% | 4.2% | 5.8% | 6.0% | 2.7% | 81.8% | 0.029 | |
| Control rate | |||||||||||||
| All | Crude | 18.4% | 18.1% | 21.1% | 24.5% | 28.1% | 25.4% | 27.0% | 37.5% | 35.1% | 16.7% | 90.8% | < 0.001 |
| Age-standardized | 28.4% | 38.5% | 18.7% | 32.4% | 35.1% | 22.5% | 29.2% | 29.5% | 37.7% | 9.3% | 32.7% | < 0.001 | |
| Sex | |||||||||||||
| Male | Crude | 21.3% | 18.0% | 23.7% | 23.7% | 31.4% | 23.8% | 26.5% | 37.3% | 34.6% | 13.3% | 62.4% | < 0.001 |
| Age-standardized | 33.7% | 28.5% | 14.4% | 24.9% | 35.2% | 24.5% | 30.5% | 32.9% | 34.7% | 1.0% | 3.0% | < 0.001 | |
| Female | Crude | 16.4% | 18.3% | 18.9% | 25.1% | 25.7% | 26.6% | 27.3% | 37.6% | 35.6% | 19.2% | 117.1% | < 0.001 |
| Age-standardized | 24.9% | 56.1% | 22.0% | 42.0% | 35.1% | 13.7% | 26.4% | 25.5% | 40.2% | 15.3% | 61.4% | < 0.001 | |
| Age, yrs | |||||||||||||
| 20–39 | Crude | 40.0% | 60.0% | 14.3% | 41.7% | 41.7% | 18.2% | 30.8% | 21.1% | 42.1% | 2.1% | 5.3% | 0.969 |
| 40–59 | Crude | 19.0% | 19.7% | 24.3% | 23.7% | 30.4% | 27.6% | 28.7% | 37.2% | 32.2% | 13.2% | 69.5% | 0.003 |
| 60–79 | Crude | 14.3% | 15.3% | 19.5% | 24.1% | 25.7% | 24.1% | 25.8% | 38.1% | 36.5% | 22.2% | 155.2% | < 0.001 |
| Area | |||||||||||||
| Urban | |||||||||||||
| Crude | 18.2% | 11.1% | 19.8% | 29.6% | 29.9% | 28.0% | 29.8% | 46.5% | 45.0% | 26.8% | 147.3% | < 0.001 | |
| Age-standardized | 24.3% | 30.6% | 19.1% | 40.4% | 28.6% | 26.9% | 39.4% | 40.1% | 38.9% | 14.6% | 60.1% | < 0.001 | |
| Rural | |||||||||||||
| Crude | 18.6% | 26.5% | 22.5% | 19.4% | 26.3% | 23.1% | 24.4% | 28.2% | 25.2% | 6.6% | 35.5% | 0.928 | |
| Age-standardized | 32.0% | 61.3% | 14.0% | 28.3% | 37.7% | 19.6% | 20.4% | 14.9% | 34.9% | 2.9% | 9.1% | 0.928 | |