A region between rs3714172 and rs3141832 shows a significant association with survival.

Comparison of allele distribution in mice that survive to P21 or later, analyzed using a Chi Square test with expected distribution.对存活至P21及更晚阶段的小鼠的等位基因分布进行比较，并采用基于期望分布的卡方检验（Chi Square test）开展分析。