Table 1 The basic information of GWAS summary data used in two-sample Mendelian randomization validation

From: Mendelian randomization study of the relationship between blood and urine biomarkers and schizophrenia in the UK Biobank cohort

Traits (Ref code)

Sample size (n)

Significant threshold

SNPs (n)

Heritability (SE)

TRS (/)

30,826

5 × 10−6

9

0.013 (0.006)

Phosphate (met-a-364)

7789

5 × 10−5

19

0.107 (0.010)

Gamma-glutamyltransferase (ukb-e-30730_CSA)

8422

5 × 10−5

93

0.197 (0.025)

Reticulocyte percentage (ukb-d-30240_irnt)

344,728

5 × 10−8

288

0.179 (0.014)

Total protein (bbj-a-56)

113,509

5 × 10−8

36

0.137 (0.009)

Mean corpuscular volume (ukb-d-30040_irnt)

350,473

5 × 10−8

378

0.234 (0.026)

Mean corpuscular hemoglobin (ukb-d-30050_irnt)

350,472

5 × 10−8

366

0.229 (0.028)

Reticulocyte count (ukb-d-30250_irnt)

344,729

5 × 10−8

291

0.180 (0.013)

Glycated hemoglobin (HbA1c) (ukb-e-30750_CSA)

8329

5 × 10−8

5

0.188 (0.016)

Lymphocyte count (ukb-d-30120_irnt)

349,856

5 × 10−8

343

0.171 (0.011)

Cholesterol (ieu-a-301)

187,365

5 × 10−8

88

0.222 (0.028)

Red blood cell (erythrocyte) count (ukb-d-30010_irnt)

350,475

5 × 10−8

358

0.196 (0.016)

Creatinine (ieu-a-1105)

133,814

5 × 10−8

47

0.094 (0.007)

  1. SNPs (n) indicates the number of genome-wide significant independent loci (we removed SNPs within 10,000 kilobase pairs and R2 ≥ 0.001) under a significant threshold.
  2. TRS treatment-resistant schizophrenia, Ref code reference code.