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Table 4 Hazard ratios for incident CAD events in interaction models adjusted for baseline mediators

From: Genomic risk prediction of coronary artery disease in women with breast cancer: a prospective cohort study

Interaction Model

Hazard Ratio (95% CI)

P value

With BMI*

  

PRS

1.31 (1.18, 1.46)

1.5 × 10–7

log(BMI)

1.24 (1.12, 1.37)

2.0 × 10–5

PRS*log(BMI)

1.07 (0.97, 1.18)

0.17

With smoking

  

PRS

1.24 (1.06, 1.44)

4.0 × 10–3

Past smoker

1.26 (1.00, 1.58)

0.044

Current smoker

1.72 (1.31, 2.27)

9.1 × 10–5

PRS*past smoker

1.23 (0.98, 1.53)

0.069

PRS*current smoker

1.03 (0.79, 1.34)

0.82

  1. Baseline mediators include age, genotype array, 8 genetic PCs, log(BMI), smoking, education level, drinking, parity, hormone replacement therapy
  2. *log(BMI) was scaled to its mean