. 2017 Jun 26;49:51. doi: 10.1186/s12711-017-0328-z

Table 1.

Summary statistics

Population^a	Phenotypes^b		Genotypes^c	Genotypes and phenotypes^d		Mean ± standard deviation^e
Population^a	Animals	Records	Animals	Animals	Records	LS	GL
LW	22,597	84,837	3723	924	3358	15.91 ± 3.71	115.38 ± 1.63
LR	27,035	96,431	3291	924	3319	15.40 ± 3.56	116.10 ± 1.61
F1	29,847	75,143	1126	924	3771	15.93 ± 3.59	115.12 ± 1.49

^aLarge White (LW), Landrace (LR), and two-way crossbred (F1)

^bNumber of animals with phenotypic information and total number of phenotypic records for these animals

^cNumber of genotyped animals used for imputation and phasing procedures

^dNumber of genotyped animals and number of phenotypic records for these animal used for estimating the variance components and SNP effects

^eMean ± standard deviation of litter size (LS) and gestation length (GL) of the populations used for estimating the variance components and SNP effects