Table 4 The mediation effect of the GNRI on the association of SUA with the risk of hypertension stratified by age

60–69 years

(N = 1403)

CDE

2.038

< 0.001

1.754–2.368

-

NDE

2.038

< 0.001

1.510–2.752

-

NIE

1.099

0.002

1.036–1.165

16.22

Total effect

2.239

< 0.001

1.650–3.038

-

70–79 years

(N = 777)

CDE

1.500

< 0.001

1.227–1.833

-

NDE

1.500

0.048

1.004–2.240

-

NIE

1.075

0.032

1.006–1.148

18.36

Total effect

1.612

0.021

1.076–2.414

-

80–99 years

(N = 191)

CDE

1.410

0.113

0.922–2.155

-

NDE

1.410

0.428

0.603–3.293

-

NIE

1.094

0.303

0.922–1.297

24.42

Total effect

1.542

0.324

0.652–3.645

-