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. 2019 Apr 3;160(7):1561–1572. doi: 10.1210/en.2019-00212

Table 1.

Fertility Trials

Control Sfrp4 −/−
n 8 6
No. of litters 9.38 ± 0.46 8.33 ± 1.15
Total pups 56.75 ± 3.23 59.50 ± 9.12
Litter size 6.05 ± 0.32a 7.14 ± 0.44b

Data are means ± SEM.

a,b

Different superscript letters indicate significant differences (P < 0.05).