Table 3 Multinomial logistic regression model for the association of TyG index quartiles with elevated blood pressure, pre-hypertension, and hypertension

Elevated BP

 No. of cases

1058

210

247

306

295

 Model 1: OR (95% CI)

1.50 (1.34–1.67)

1.00 (ref.)

1.08 (0.89–1.31)

1.45 (1.20–1.75)

1.82 (1.50–2.21)

 < 0.001

 Model 2: OR (95% CI)

1.53 (1.36–1.71)

1.00 (ref.)

1.10 (0.90–1.34)

1.49 (1.23–1.80)

1.88 (1.54–2.29)

 < 0.001

 Model 3: OR (95% CI)

1.34 (1.19–1.51)

1.00 (ref.)

1.05 (0.86–1.28)

1.32 (1.09–1.61)

1.52 (1.24–1.87)

 < 0.001

Pre-HTN

 No. of cases

3748

579

774

1100

1295

 Model 1: OR (95% CI)

2.00 (1.87–2.14)

1.00 (ref.)

1.31 (1.16–1.48)

2.05 (1.82–2.32)

2.95 (2.62–3.34)

 < 0.001

 Model 2: OR (95% CI)

1.97 (1.84–2.11)

1.00 (ref.)

1.31 (1.16–1.49)

2.03 (1.80–2.29)

2.87 (2.54–3.25)

 < 0.001

 Model 3: OR (95% CI)

1.68 (1.56–1.81)

1.00 (ref.)

1.23 (1.09–1.39)

1.74 (1.54–1.97)

2.22 (1.95–2.53)

 < 0.001

HTN

 No. of cases

1842

161

339

497

845

 Model 1: OR (95% CI)

2.94 (2.70–3.20)

1.00 (ref.)

1.93 (1.58–2.35)

3.03 (2.50–3.66)

6.46 (5.36–7.78)

 < 0.001

 Model 2: OR (95% CI)

2.84 (2.59–3.10)

1.00 (ref.)

1.94 (1.58–2.37)

2.96 (2.44–3.59)

6.12 (5.06–7.39)

 < 0.001

 Model 3: OR (95% CI)

2.29 (2.09–2.52)

1.00 (ref.)

1.76 (1.44–2.16)

2.38 (1.95–2.90)

4.24 (3.49–5.16)

 < 0.001