- FT first trimester, ST second trimester, TT third trimester, MCDA normal monochorionic diamniotic twins, sFGR selective fetal growth restriction, TMVAV, N, N, N-trimethyl-5-aminovaleric acid
- aStudent’s t-test
- bMann–Whitney U test
- Data are presented as median and interquartile range (25–75%) of measured concentrations (μM). P < 0.05 was considered statistically significant
- *Presented as the corrected P < 0.002