Significant associations from the single marker analyses.

<p>Number of markers with for the additive (A), dominance (D), or imprinting (I) in each region and for each population. The traits included in the analyses were: LB = number of piglets born alive in a litter, LW = weight of the liveborn piglets in a litter in kg; TB = number of piglets born in a litter; TW = weight of the piglets born in a litter in kg. See <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0031825#pone-0031825-t003" target="_blank">Table 3</a> for explanation of the regions. See the <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0031825#pone.0031825.s001" target="_blank">supplemental file S1</a> for the corresponding p-values of individual markers.