Early pregnancy | Cord blood | |
---|---|---|
Plasma folate concentration, nmol/L | 19.8 (6.6, 39.6) | 21.2 (11.0, 38.4) |
≥ 8 nmol/L | 1041 (94.5) | 1145 (99.9) |
< 8 nmol/L | 61 (5.5) | 1 (0.1) |
Serum total B12 concentration, pmol/L | 178.0 (81.9, 428.5) | 309.0 (128.0, 869.2) |
≥ 145 pmol/L | 726 (70.1) | 1125 (95.7) |
< 145 pmol/L | 310 (29.9) | 51 (4.3) |
Serum active B12 concentrationa, pmol/L | 44.0 (21.0, 94.0) | 87.0 (39.0, 128.0) |
≥ 21 pmol/L | 757 (97.8) | 1124 (99.8) |
< 21 pmol/L | 17 (2.2) | 2 (0.2) |
Plasma homocysteine concentration, μmol/L | 7.0 (4.7, 11.5) | 9.1 (5.5, 16.4) |
< 19 μmol/L | 1082 (99.5) | 1090 (99.0) |
≥ 19 μmol/L | 5 (0.5) | 11 (1.0) |