Table 1.
Concentration | Maternal venous | Umbilical cord venous | Umbilical cord arterial |
---|---|---|---|
Blood | 9.0 ± 3.4 | 6.6 ± 1.8 | 5.7 ± 1.0 |
(4.1, 13.7) | (4.9, 10.1) | (4.6, 7.25) | |
(n = 8) | (n = 7) | (n = 5) | |
Plasma | 0.40 ± 0.20 | 0.09 ± 0.04 | |
(0.23, 0.80) | (0.05, 0.16) | ||
(n = 7) | (n = 6) | ||
Unbound drug | 0.017 ± 0.010 | 0.003 ± 0.001 | |
(0.006, 0.030) | (0.002, 0.006) | ||
(n = 7) | (n = 5) | ||
Ratio | Venous umbilical cord : maternal | Umbilical cord arterial : venous | |
Blood | 0.71 ± 0.18 | 1.00 ± 0.12 | |
(0.44, 0.99) | (0.81, 1.14) | ||
(n = 7) | (n = 5) | ||
Plasma | 0.23 ± 0.11 | ||
(0.13, 0.44) | |||
(n = 6) | |||
Unbound drug | 0.19 ± 0.10 | ||
(0.09, 0.36) | |||
(n = 5) |