Table 3. Pregnancy outcomes from transfer of embryos generated from the sperm of normal and obese males into pseudopregnant recipient female mice.

Parameter	Normal	Obese	P value
Implantation/ET (%)	79.00	67.29	<0.01
Ongoing pregnancy/ET (%)	54.00	43.93	<0.05
Ongoing pregnancy/implantation (%)	68.35	65.28	NS
Fetal weight (mg)	131.91±3.38	122.16±3.30	<0.05
Placental weight (mg)	139.67±4.48	125.49±4.44	<0.05
Fetal/placental ratio	0.98±0.03	1.02±0.04	NS
Crown-rump length (mm)	10.25±0.11	9.86±0.11	<0.01
Limb morphological grade	13.70±0.06	13.36±0.08	<0.001
Eye morphological grade	14.03±0.04	13.94±0.07	NS
Ear morphological grade	13.17±0.06	13.02±0.07	NS

Data are expressed as mean ± SEM, except for percentage date. Fetal morphological grade was determined using the system adapted from Wahlsten and Wainwright [33]. n = 100 embryos transferred per paternal group; mg = milligram; mm = millimetre; ET = embryo transferred; NS = not significant.