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Table 2 Descriptive statistics for the fixed effects covariates

From: Multiple-testing correction in metabolome-wide association studies

Covariate Mean sd
Age (years) 62.89 10.32
Gender 0.51 0.49
Height (cm) 166.43 10.23
Ethnicity: Caucasian 0.39 0.49
Ethnicity: Hispanic 0.23 0.42
Ethnicity: African-American 0.25 0.43
Ethnicity: Chinese-American 0.13 0.34
Smoking: Never 0.51 0.50
Smoking: Former 0.12 0.33
Smoking: Current 0.38 0.48
LDL cholesterol (mg/dL) 117.67 31.04
HDL cholesterol (mg/dL) 51.29 14.41
Systolic blood pressure (mmHg) 126.92 21.54
Blood pressure treatment 0.38 0.49
Diabetes 0.14 0.34
Lipids treatment 0.17 0.37