Table 1.
Descriptive statistics on duration of breast feeding tbf (months) and PCB 153 serum concentration (ng/g lipids) measured in cord blood serum and venous serum at 6, 16 and 45 months of age (C0, C6, C16 and C45, respectively) (upper part) and on computed parameters MT, AUC, Cbf, ∞, Cf, ∞, Cbf, ∞ /C0, Cf, ∞/ C0 and Cf, ∞ / Cbf, ∞ describing kinetics of PCB 153 serum concentration in 93 infants from birth to month 45 of age (lower part).
| Mean±SD | Minimum | 5th percentile |
25th percentile |
Median | 75th percentile |
95th percentile |
Maximum | |
|---|---|---|---|---|---|---|---|---|
| tbf | 8.8±8.6 | 0 | 0.4 | 2.8 | 5 | 14 | 26.9 | 39 |
| C0 | 288.8±215.1 | 57.7 | 89.8 | 155 | 209.8 | 359.8 | 808.1 | 1108.4 |
| C6 | 335.7±398.5 | 1.7 | 27.7 | 107.3 | 256.6 | 384.9 | 1253.9 | 2444.9 |
| C16 | 401.8±598.9 | 6.1 | 22.5 | 81.2 | 203.1 | 467.1 | 1602.8 | 3503.7 |
| C45 | 276.5±349.6 | 16.7 | 28.5 | 74.2 | 156.9 | 326.4 | 1092.8 | 1918.8 |
| MT | 9.3±14.2 | 0.2 | 0.4 | 1.2 | 2.9 | 12 | 45.9 | 75 |
| AUC | 15621.5±21503.8 | 920 | 1515 | 4420 | 9180 | 16850 | 62480 | 124000 |
| Cbf. ∞ | 669±814 | 70 | 139.1 | 254.2 | 420.2 | 726.6 | 3485 | 4080 |
| Cf. ∞ | 313.9±358.3 | 14.3 | 25.5 | 75.1 | 168.6 | 440.8 | 1084 | 1820 |
| Cbf. ∞/C0 | 2.5±2.2 | 1 | 1 | 1.1 | 1.5 | 3.1 | 8.3 | 10.8 |
| Cf. ∞/C0 | 1.4±1.5 | 0.1 | 0.1 | 0.3 | 0.9 | 1.9 | 4.9 | 6.5 |
| Cf. ∞/Cbf. ∞ | 0.5±0.3 | 0.3 | 0.1 | 0.2 | 0.4 | 0.7 | 1.1 | 1.8 |