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Table 3 Stratified association between TyG index, TyG-BMI, TG/HDL-C ratio, MetS-IR and diabetes by age, BMI, sex, and hypertension

From: Predictive value of insulin resistance surrogates for the development of diabetes in individuals with baseline normoglycemia: findings from two independent cohort studies in China and Japan

 

Hazard ratios (95% confidence interval) (Per SD increase)

Chinese cohort

Japanese cohort

Sex (male)

 TyG index

1.28 (1.22, 1.34)

1.14 (0.98, 1.32)

 TyG-BMI

1.45 (1.38, 1.52)

1.62 (1.38, 1.90)

 TG/HDL-C ratio

1.31 (1.24, 1.38)

1.17 (0.99, 1.38)

 MetS-IR

1.44 (1.38, 1.52)

1.71 (1.45, 2.03)

Sex (female)

 TyG index

1.40 (1.28, 1.52)

1.51 (1.10, 2.07)

 TyG-BMI

1.47 (1.36, 1.58)

2.12 (1.63, 2.74)

 TG/HDL-C ratio

1.10 (1.04, 1.16)

1.35 (1.01, 1.80)

 MetS-IR

1.43 (1.32, 1.55)

2.19 (1.65, 2.89)

Non-obese

 TyG index

1.33 (1.27, 1.40)

1.18 (0.99, 1.42)

 TyG-BMI

1.61 (1.50, 1.72)

1.30 (0.98, 1.72)

 TG/HDL-C ratio

1.37 (1.30, 1.45)

1.21 (0.99, 1.48)

 MetS-IR

1.59 (1.49, 1.71)

1.31 (0.96, 1.81)

Obese

 TyG index

1.15 (1.05, 1.26)

1.16 (0.94, 1.42)

 TyG-BMI

1.54 (1.45, 1.62)

1.90 (1.52, 2.39)

 TG/HDL-C ratio

1.35 (1.29, 1.41)

1.18 (0.94, 1.49)

 MetS-IR

1.50 (1.42, 1.58)

1.97 (1.57, 2.49)

Age (≥ 50 years)

 TyG index

1.22 (1.16, 1.28)

1.14 (0.92, 1.42)

 TyG-BMI

1.30 (1.23, 1.37)

1.49 (1.15, 1.92)

 TG/HDL-C ratio

1.24 (1.17, 1.31)

1.16 (0.91, 1.48)

 MetS-IR

1.28 (1.22, 1.36)

1.51 (1.15, 1.98)

Age (< 50 years)

 TyG index

1.44 (1.33, 1.55)

1.25 (1.05, 1.48)

 TyG-BMI

1.74 (1.62, 1.86)

1.79 (1.53, 2.10)

 TG/HDL-C ratio

1.50 (1.38, 1.64)

1.29 (1.06, 1.56)

 MetS-IR

1.76 (1.63, 1.89)

1.86 (1.58, 2.19)

Hypertension (no)

 TyG index

1.36 (1.29, 1.43)

1.28 (1.11, 1.49)

 TyG-BMI

1.51 (1.44, 1.59)

1.87 (1.63, 2.15)

 TG/HDL-C ratio

1.39 (1.32, 1.47)

1.33 (1.13, 1.56)

 MetS-IR

1.49 (1.42, 1.57)

1.99 (1.71, 2.30)

Hypertension (yes)

 TyG index

1.26 (1.18, 1.35)

1.03 (0.73, 1.44)

 TyG-BMI

1.38 (1.29, 1.47)

1.44 (1.05, 1.97)

 TG/HDL-C ratio

1.29 (1.20, 1.40)

1.03 (0.70, 1.50)

 MetS-IR

1.38 (1.29, 1.49)

1.50 (1.08, 2.08)

  1. Abbreviations as in Table 1. Models adjusted for the same covariates as in model 3 (Table 2), except for the stratification variable