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Table 2 Number of QTL in trait groups revealed by each of the methods

From: Comparison of two multi-trait association testing methods and sequence-based fine mapping of six additive QTL in Swiss Large White pigs

Group

Reproduction

Production

Conformation

All

Number of traits

4

10

10

24

Number of animals with records for all traits

2,553

1,927

2,689

1,074

Mean correlation between drEBV (± SD)

0.14 ± 0.18

0.32 ± 0.24

0.17 ± 0.19

0.10 ± 0.16

QTL—stGWASa,c (in N traits)

2 (2)

5 (8)

4 (5)

11 (15)

QTL—mtGWASa,c

0

5

3

4

QTL—metaGWASa,c

0

7

3

4

QTL—metaGWASb,c

0

6

3

7

QTL—metaGWASb, (imputed WGS)

0

6

3

6

  1. aperformed in pigs with complete records in the trait groups
  2. bperformed in GWAS conducted in between 2,025 and 5,419 pigs
  3. cbased on array-derived genotypes at 40,382 SNPs