Table 4.
Percentage (%) of patients in various BP categories for the study and reference county in 2010 and 2011.
| Study county | Reference county | |||||||
|---|---|---|---|---|---|---|---|---|
| 2010 | 2011 | Change (%) | p 2010 vs. 2011 | 2010 | 2011 | Change (%) | p 2010 vs. 2011 | |
| N1 | 36 220 | 42 309 | 16.8 | 23 266 | 28 112 | 20.8 | ||
| BP 130/80 | 5.1 | 4.7** | –7.8 | 0.005 | 4.9 | 5.1 | 4.1 | 0.330 |
| BP divisible by 5 | 67.1*** | 61.2*** | –8.8 | <0.001 | 73.3 | 73.7 | 0.5 | 0.284 |
| BP divisible by 10 | 38.3 | 33.7 | –12.0 | <0.001 | 38.5 | 40.0 | 3.9 | <0.001 |
| SBP 126–129 | 3.8*** | 5.9*** | 55.3 | <0.001 | 2.4 | 2.5 | 4.2 | 0.809 |
| SBP 131–134 | 3.2*** | 3.6*** | 12.5 | 0.001 | 2.5 | 2.5 | – | 0.974 |
| DBP 76–79 | 6.0*** | 7.4*** | 16.7 | <0.001 | 4.4 | 4.2 | 4.5 | 0.419 |
| DBP 81–84 | 4.2*** | 4.4*** | 4.8 | 0.173 | 3.6 | 3.7 | 2.8 | 0.407 |
Notes: Frequencies (%).
1
Number of patients with information on blood pressure.
***p ≤ 0.001,
**p ≤0.01,
*p ≤ 0.05 for difference between the counties 2010 and 2011. BP = blood pressure; SBP = systolic blood pressure; DBP = diastolic blood pressure.