Table 4 Risk of hypertension according to categories of the TyG index in participants from HWCS (n = 1,113)

n = 372 (33.4)

n = 370 (33.2)

n = 371 (33.3)

TyG index, median (p25-p75)

8.2 (8.0-8.3)

8.7 (8.6–8.8)

9.3 (9.1–9.6)

Cases of hypertension

82

124

153

Person-years

3,709

3,459

3,099

Crude incidence rate per 1000, (95%CI)

22.1 (17.8, 27.5)

35.8 (30.1, 42.7)

49.4 (42.1, 57.9)

Model 1, HR (95%CI)

Ref.

1.28 (0.96, 1.69)

1.56 (1.18, 2.08)

0.002

Model 2, HR (95%CI)

Ref.

1.28 (0.96, 1.69)

1.51 (1.13, 2.02)

0.005

Model 3, HR (95%CI)

Ref.

1.28 (0.96, 1.69)

1.50 (1.12, 2.00)

0.006