Table 4 SBP levels by seven waves
From: Blood pressure and hypertension prevalence among oldest-old in China for 16 year: based on CLHLS
Variable | Wave | 1998 | 2000 | 2002 | 2005 | 2008 | 2011 | 2014 | p |
|---|---|---|---|---|---|---|---|---|---|
SBP | Gender | ||||||||
Male | 147.9 ± 23.6 | 137.5 ± 21.1 | 134.7 ± 17.1 | 131.1 ± 18.1 | 135.5 ± 20.9 | 136.2 ± 20.4 | 139.9 ± 20.8 | < 0.001 | |
Female | 148.8 ± 25.1 | 137.6 ± 22.3 | 134.3 ± 17.5 | 130.6 ± 19.0 | 136.1 ± 21.3 | 137.1 ± 23.0 | 139.4 ± 22.8 | < 0.001 | |
p | 0.078 | 0.825 | 0.195 | 0.064 | 0.181 | 0.102 | 0.100 | ||
Age-group | |||||||||
80–89 yrs | 150.9 ± 24.3 | 138.5 ± 22.3 | 135.5 ± 18.0 | 132.4 ± 18.7 | 138.0 ± 21.8 | 137.8 ± 20.7 | 140.4 ± 20.8 | < 0.001 | |
90–99 yrs | 148.6 ± 24.0 | 138.0 ± 22.0 | 134.5 ± 17.2 | 131.1 ± 18.7 | 135.5 ± 21.3 | 137.5 ± 22.6 | 139.4 ± 22.4 | < 0.001 | |
100- yrs | 144.7 ± 25.1 | 135.0 ± 20.3 | 133.1 ± 16.6 | 127.9 ± 18.2 | 133.5 ± 19.8 | 134.5 ± 23.4 | 137.6 ± 23.9 | < 0.001 | |
p for trend | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.007 | ||
Category of residence | |||||||||
City | 148.3 ± 24.0 | 137.2 ± 21.8 | 134.6 ± 18.3 | 130.3 ± 18.7 | 133.8 ± 18.7 | 133.2 ± 20.2 | 134.1 ± 20.0 | < 0.001 | |
Town | 137.4 ± 21.3 | 135.1 ± 17.2 | 130.8 ± 18.4 | 134.8 ± 20.5 | 136.7 ± 21.2 | 138.9 ± 20.6 | < 0.001 | ||
Rural | 148.6 ± 24.8 | 138.0 ± 22.1 | 134.2 ± 17.0 | 130.9 ± 18.8 | 136.9 ± 20.1 | 138.4 ± 23.0 | 141.2 ± 22.9 | < 0.001 | |
p for trend | 0.587 | 0.277 | 0.087 | 0.496 | < 0.001 | < 0.001 | < 0.001 | ||
Region of China | |||||||||
East | 149.0 ± 24.0 | 139.0 ± 21.1 | 134.6 ± 17.1 | 132.8 ± 21.6 | 139.7 ± 22.7 | 139.2 ± 22.3 | 140.2 ± 22.4 | < 0.001 | |
Central | 148.1 ± 24.8 | 134.8 ± 22.3 | 134.2 ± 18.4 | 130.6 ± 17.6 | 135.3 ± 20.5 | 134.4 ± 21.8 | 139.8 ± 22.2 | < 0.001 | |
West | 146.6 ± 25.2 | 133.0 ± 20.9 | 132.2 ± 16.8 | 127.9 ± 16.4 | 135.5 ± 21.9 | 134.0 ± 20.0 | 136.7 ± 19.1 | < 0.001 | |
p for trend | 0.006 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.007 | ||
Total | 148.4 ± 24.4 | 137.0 ± 21.6 | 134.1 ± 17.4 | 130.8 ± 18.7 | 136.1 ± 21.4 | 137.1 ± 22.0 | 139.7 ± 22.0 | < 0.001 | |
SBP among those without hypertension | Gender | ||||||||
Male | 135.7 ± 19.5 | 126.3 ± 16.6 | 126.4 ± 14.2 | 120.4 ± 10.7 | 122.7 ± 11.2 | 121.6 ± 11.7 | 123.3 ± 10.9 | < 0.001 | |
Female | 136.0 ± 21.3 | 125.6 ± 17.4 | 125.2 ± 13.6 | 119.1 ± 11.3 | 122.5 ± 11.1 | 120.7 ± 12.4 | 121.9 ± 11.9 | < 0.001 | |
p | < 0.001 | 0.176 | 0.002 | 0.097 | 0.751 | 0.981 | 0.317 | ||
Age-group | |||||||||
80–89 yrs | 138.5 ± 20.4 | 126.7 ± 17.8 | 126.3 ± 14.2 | 120.4 ± 10.9 | 123.2 ± 11.2 | 122.4 ± 11.5 | 123.9 ± 10.4 | < 0.001 | |
90–99 yrs | 135.7 ± 20.0 | 126.2 ± 17.2 | 125.8 ± 13.9 | 120.3 ± 10.7 | 122.1 ± 11.3 | 121.2 ± 12.1 | 122.5 ± 11.6 | < 0.001 | |
100- yrs | 132.8 ± 21.1 | 123.8 ± 15.3 | 124.7 ± 13.4 | 117.7 ± 11.6 | 122.5 ± 10.9 | 119.1 ± 12.8 | 119.6 ± 13.0 | < 0.001 | |
p for trend | < 0.001 | < 0.001 | 0.001 | < 0.001 | 0.008 | < 0.001 | < 0.001 | ||
Category of residence | |||||||||
City | 135.6 ± 20.3 | 125.8 ± 17.1 | 125.4 ± 13.6 | 118.9 ± 10.8 | 122.3 ± 10.6 | 120.5 ± 12.1 | 120.7 ± 11.3 | < 0.001 | |
Town | 125.9 ± 16.4 | 125.6 ± 13.5 | 119.0 ± 11.5 | 122.6 ± 11.0 | 120.9 ± 12.3 | 123.4 ± 11.8 | < 0.001 | ||
Rural | 136.5 ± 20.8 | 125.9 ± 17.6 | 126.3 ± 15.0 | 120.1 ± 11.1 | 122.7 ± 11.4 | 121.8 ± 11.8 | 122.5 ± 11.4 | < 0.001 | |
p for trend | 0.142 | 0.957 | 0.089 | 0.001 | 0.722 | 0.062 | 0.004 | ||
Region of China | |||||||||
East | 136.5 ± 20.1 | 127.4 ± 17.3 | 126.1 ± 13.6 | 122.4 ± 12.1 | 123.5 ± 10.5 | 122.4 ± 11.6 | 123.4 ± 11.4 | < 0.001 | |
Central | 136.4 ± 21.5 | 123.7 ± 16.9 | 126.0 ± 15.5 | 120.1 ± 10.9 | 122.4 ± 12.1 | 121.9 ± 11.6 | 122.6 ± 11.4 | < 0.001 | |
West | 133.5 ± 20.6 | 123.7 ± 14.7 | 123.7 ± 12.1 | 118.5 ± 10.5 | 120.7 ± 11.9 | 118.8 ± 12.8 | 121.8 ± 11.5 | < 0.001 | |
p for trend | 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.179 | ||
Total | 136.0 ± 20.6 | 125.7 ± 16.9 | 119.7 ± 11.1 | 119.6 ± 11.1 | 122.6 ± 11.2 | 121.1 ± 12.1 | 122.5 ± 11.5 | < 0.001 | |