Table 3.
Multivariable logistic regression modeling of blood pressure control rate.
| Variablesa | Model 1 (CVb=10%) | Model 2 (CV=20%) | Model 3 (CV=30%) | Model 4 (CV=40%) | Model 5 (CV=50%) | Model 6 (CV=60%) | Model 7 (CV=70%) | Model 8 (CV=80%) | Model 9 (CV=90%) | ||||||||||
| (constant) | |||||||||||||||||||
|
|
Bc | 1.25 | 0.61 | 0.27 | –0.05 | –0.35 | –0.76 | –1.24 | –1.63 | –2.49 | |||||||||
|
|
ORd | 3.50 | 1.84 | 1.30 | 0.95 | 0.71 | 0.47 | 0.29 | 0.20 | 0.08 | |||||||||
|
|
P value | <.001 | <.001 | <.001 | .30 | <.001 | <.001 | <.001 | <.001 | <.001 | |||||||||
| Age | |||||||||||||||||||
|
|
B | 0.17 | 0.19 | 0.19 | 0.12 | 0.08 | 0.03 | –0.04 | –0.05 | –0.06 | |||||||||
|
|
OR | 1.19 | 1.20 | 1.21 | 1.13 | 1.09 | 1.03 | 0.96 | 0.95 | 0.94 | |||||||||
|
|
P value | .007 | .001 | <.001 | .02 | .13 | .55 | .50 | .49 | .49 | |||||||||
| Sex | |||||||||||||||||||
|
|
B | 0.12 | 0.09 | 0.09 | 0.14 | 0.11 | 0.16 | 0.19 | 0.18 | 0.20 | |||||||||
|
|
OR | 1.13 | 1.09 | 1.10 | 1.15 | 1.12 | 1.17 | 1.21 | 1.19 | 1.22 | |||||||||
|
|
P value | .08 | .14 | .10 | .01 | .05 | .01 | .005 | .02 | .04 | |||||||||
| Education | |||||||||||||||||||
|
|
B | 0.11 | 0.07 | 0.11 | 0.12 | 0.11 | 0.09 | 0.12 | 0.14 | 0.12 | |||||||||
|
|
OR | 1.11 | 1.07 | 1.12 | 1.13 | 1.12 | 1.09 | 1.13 | 1.15 | 1.13 | |||||||||
|
|
P value | .12 | .25 | .05 | .03 | .05 | .14 | .08 | .06 | .22 | |||||||||
| BMI | |||||||||||||||||||
|
|
B | 0.04 | 0.00 | -0.01 | –0.04 | –0.06 | –0.09 | –0.14 | –0.14 | –0.17 | |||||||||
|
|
OR | 1.04 | 1.00 | 0.99 | 0.96 | 0.94 | 0.92 | 0.87 | 0.87 | 0.84 | |||||||||
|
|
P value | .50 | .94 | .85 | .37 | .21 | .10 | .02 | .03 | .05 | |||||||||
| Duration of hypertension | |||||||||||||||||||
|
|
B | –0.19 | –0.13 | –0.11 | –0.12 | –0.16 | –0.21 | –0.25 | –0.21 | –0.31 | |||||||||
|
|
OR | 0.83 | 0.87 | 0.89 | 0.88 | 0.86 | 0.81 | 0.78 | 0.81 | 0.73 | |||||||||
|
|
P value | .001 | .007 | .02 | .01 | .002 | <.001 | <.001 | .004 | .003 | |||||||||
| Family history of hypertension | |||||||||||||||||||
|
|
B | 0.02 | 0.02 | 0.01 | -0.02 | 0.05 | 0.08 | 0.03 | 0.00 | –0.04 | |||||||||
|
|
OR | 1.02 | 1.02 | 1.01 | 0.98 | 1.05 | 1.09 | 1.03 | 1.00 | 0.96 | |||||||||
|
|
P value | .67 | .74 | .81 | .70 | .29 | .11 | .58 | .97 | .61 | |||||||||
| Number of hypertension-related symptoms | |||||||||||||||||||
|
|
B | 0.03 | –0.02 | –0.01 | –0.02 | –0.02 | –0.01 | –0.02 | 0.01 | –0.08 | |||||||||
|
|
OR | 1.03 | 0.98 | 0.99 | 0.98 | 0.98 | 0.99 | 0.98 | 1.01 | 0.92 | |||||||||
|
|
P value | .61 | .68 | .86 | .65 | .69 | .89 | .69 | .92 | .38 | |||||||||
| Number of hypertension-related diagnoses | |||||||||||||||||||
|
|
B | 0.15 | 0.10 | 0.09 | 0.10 | 0.02 | –0.03 | –0.01 | –0.06 | 0.04 | |||||||||
|
|
OR | 1.16 | 1.11 | 1.09 | 1.10 | 1.02 | 0.97 | 0.99 | 0.94 | 1.04 | |||||||||
|
|
P value | .01 | .04 | .08 | .05 | .63 | .51 | .88 | .36 | .64 | |||||||||
| Annual measurement times | |||||||||||||||||||
|
|
B | 0.53 | 0.24 | 0.15 | 0.12 | 0.03 | 0.02 | –0.09 | –0.22 | –0.62 | |||||||||
|
|
OR | 1.70 | 1.27 | 1.16 | 1.12 | 1.03 | 1.02 | 0.92 | 0.80 | 0.54 | |||||||||
|
|
P value | <.001 | <.001 | .002 | .02 | .58 | .75 | .12 | <.001 | <.001 | |||||||||
aThe dependent variable in Models 1 to 9 was assigned 1 if the blood control rate of the patient under concern was greater than the CV or 0 otherwise.
bCV: cut-off value of blood pressure control rate.
cB: correlation coefficient.
dOR: odds ratio.