TABLE 2.

Fetal and placental outcome measurements at term pregnant mice (GD 18.75)

Maternal/neonatal outcome measures	Vehicle	PMG	P value
Number of mice	6	6
Pregnancy weight gain (GD 15–18.75, g)	11.37±1.93	9.6±2.9	.28
Litter size (n)	13.33±1.49	14.33±2.75	.46
Fetal weight (g)	1.1 ±0.155	1.2±0.09	.23
Placental weight (g)	0.1 ±0.02	0.15±0.02	.001

Data are presented as mean±standard deviation, unless otherwise indicated.

GD, gestational day; PMG, synthetic progestin.

Shynlova et al. Promegestone delays preterm labor in mice. Am J Obstet Gynecol 2021.