Placenta Number | Placenta Weight (gm) | Perfusion Time (min) | AIB level (mg/l) | Number of Samples | Concentration Ratio Fetal/Maternal (Mean) | Gradient* |
19 | 359 | 250 | 10, 40 | 13, 13 | - | M → F |
21 | 605 | 60 | 20 | 7 | 1.37 | M ↔ F |
26 | 480 | 140 | 20, 100, 200 | 4, 5, 6 | 1.69, 1.95, 1.44 | M ↔ F |
12 | 620 | 95 | 5, 10, 40 | 6, 6, 8 | 1.19, 1.29, 1.40 | M ↔ F |
23 | 576 | 70 | 100 | 7 | 1.51 | M ↔ F |
11 | 799 | 110 | 5, 10, 40 | 4, 2, 5 | 1.65, 1.49, 1.54 | M ↔ F |
32 | 523 | 285 | 10, 40 | 15, 15 | - | M → F |
33 | 566 | 160 | 10 | 17 | - | M ← F |
37 | 437 | 80 | 10 | 9 | 1.28 | M ↔ F |
24 | 466 | 20 | 100 | 5 | 1.32 | M ↔ F |
27 | 538 | 60 | 20 | 7 | 1.16 | M ↔ F |
31 | 668 | 30 | 100 | 4 | 1.38 | M ↔ F |
39 | 367 | 90 | 10 | 10 | 1.32 | M ↔ F |
Mean ± S.E. | 539 ± 34 | 112 ± 22 | 49 ± 14 | 8 ± 1 | 1.44 ± 0.05 |
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