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Table 5 Association between LDL-C and hypertension in observational analysis and Mendelian randomization analysis

From: Inference of a causal relation between low-density lipoprotein cholesterol and hypertension using mendelian randomization analysis

 

Observational analysis

Mendelian randomization Analysis

 

Counted GRS

Weighted GRS

 

OR (95% CI)

OR (95% CI)

OR (95% CI)

Men

 Model 1

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.84 (0.75–0.95)

1.15 (0.97–1.37)

1.16 (0.97–1.37)

  High

0.90 (0.79–1.01)

1.64 (1.25–2.16)

1.65 (1.26–2.17)

 Model 2

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.91 (0.79–1.04)

1.07 (0.90–1.26)

1.07 (0.90–1.27)

  High

1.02 (0.89–1.17)

1.40 (1.07–1.83)

1.41 (1.08–1.84)

 Model 3

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.92 (0.80–1.05)

1.07 (0.90–1.27)

1.08 (0.91–1.27)

  High

1.03 (0.90–1.18)

1.41 (1.08–1.84)

1.42 (1.09–1.85)

Women

 Model 1

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.89 (0.79–0.99)

1.18 (1.03–1.35)

1.18 (1.03–1.36)

  High

0.89 (0.80–0.99)

1.83 (1.51–2.23)

1.83 (1.50–2.23)

 Model 2

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.90 (0.79–1.02)

1.18 (1.03–1.35)

1.18 (1.03–1.36)

  High

0.92 (0.81–1.04)

1.83 (1.51–2.23)

1.83 (1.50–2.23)

 Model 3

  Optimal

1.00 (reference)

1.00 (reference)

1.00 (reference)

  Near optimal

0.90 (0.79–1.02)

1.18 (1.03–1.35)

1.18 (1.03–1.35)

  High

0.92 (0.81–1.03)

1.83 (1.50–2.23)

1.84 (1.51–2.24)

  1. Model 1: adjusted for age and body mass index
  2. Model 2: Model 1 + smoking and drinking status
  3. Model 3: Model 2 + salt intake
  4. LDL-C Low-density lipoprotein cholesterol, GRS Genetic risk score, OR Odds ratio