Table 2 Comparison of clinical characteristics of hypertensives with and without CAD in the training group

China-PAR

 Age, years^a

60.1 ± 12.5

67.2 ± 10.9

< 0.001*

 Male^b

530 (56.3%)

165 (62.7%)

0.063

 Waist circumference, cm^a

87.3 ± 9.3

90.2 ± 9.2

< 0.001*

 Smoking^b

92 (9.78%)

74 (28.1%)

< 0.001*

 Family history of cardiovascular disease^b

180 (19.1%)

39 (14.8%)

0.110

 EH treatment^b

600 (63.8%)

180 (68.4%)

0.160

 Northerner

0(0%)

0(0%)

 Urban^b

385 (40.9%)

120 (45.6%)

0.171

 Systolic blood pressure, mmHg^a

135.5 ± 15.1

137.2 ± 14.9

0.098

 Diabetes mellitus^b

90 (9.6%)

62 (23.6%)

< 0.001*

 Total cholesterol, mmol/L^a

5.0 ± 1.1

4.9 ± 1.1

0.288

 HDL-C, mmol/L^a

1.4 ± 0.4

1.4 ± 0.4

0.080

 Duration of EH disease, years^c

1.5 [0.5,7.0]

6.0 [1.0,10.0]

< 0.001*

 FMD (%)^a

10.4 ± 5.8

5.6 ± 4.3

< 0.001*