Table 3.

Preweaning mortality and piglet birth weight from the data sources used in the birth weight threshold analysis

			Piglet birth weight, kg
Study	No. piglets	Preweaning mortality, %	Average	Minimum	25th percentile	Median	75th percentile	Maximum
Bergstrom, 2011	2,205	9.6%	1.54	0.45	1.27	1.54	1.77	2.72
Jourquin et al., 2015	1,863	15.2%	1.47	0.43	1.23	1.49	1.72	2.58
Combined	4,068	12.2%	1.51	0.43	1.27	1.52	1.77	2.72