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Table 3 Multivariate logistic stepwise regression analysis of risk factors in different age groups

From: Distribution of risk factors of hypertension patients in different age groups in Tianjin

Factor# Age groups
Youth Middle-aged Elderly
  OR 95% CI Regression coefficient P value OR 95% CI Regression coefficient P value OR 95% CI Regression coefficient P value
Gender 2.117 1.691
2.651
0.201 < 0.001* 1.507 1.412
1.609
0.109 < 0.001*
Nationality 0.818 0.713
0.939
−0.022 0.004*
Residence 1.075 1.009
1.146
0.018 0.026 0.761 0.655
0.884
−0.063 0.001*
Education 0.781 0.653
0.934
−0.077 0.007* 0.717 0.677
0.759
−0.094 < 0.001* 1.159 1.050
1.279
0.051 0.004*
Family annual income (RMB:yuan) 0.934 0.889
0.981
−0.022 0.007*
Smoking 0.774 0.679
0.882
−0.061 < 0.001*
Drinking 1.312 1.039
1.656
0.065 0.022* 1.220 1.139
1.308
0.049 < 0.001*
Obesity 3.263 2.633
4.044
0.265 < 0.001* 2.478 2.330
2.636
0.226 < 0.001* 2.104 1.830
2.418
0.192 < 0.001*
Diabetes 1.978 1.398
2.799
0.089 0.001* 2.173 2.021
2.337
0.167 < 0.001* 1.544 1.345
1.773
<.0.001 0.109
Hypercholesterolemia 1.268 1.008
1.593
0.055 0.042* 1.228 1.160
1.299
0.056 < 0.001*
Hypertriglyceridemia 1.968 1.590
2.434
0.173 < 0.001* 1.490 1.409
1.577
0.108 < 0.001* 1.348 1.192
1.524
0.081 < 0.001*
Family history of cardiovascular diseases 1.484 1.307
1.684
0.047 < 0.001* 1.470 1.061
2.036
0.042 0.021*
Family history of stroke 1.936 1.287
2.911
0.077 0.002* 1.808 1.619
2.020
0.083 < 0.001* 1.688 1.243
2.292
0.064 0.001*
  1. Note: * indicated P < 0.05
  2. # The OR value of the control group is 1.000, gender: female is the control, nationality: minority is the control, residence: city is the control, education: low education level is the control, family income: annual income < 10,000 yuan is the control, for other indicators, the group with an answer of No is taken as control