Table 1. Brain metabolite concentrations of individuals with almost identical postconceptional age (PCA) values but different postnatal age (PNA) values.
| PCA (wk) | PNA (d) | tCr (mM) | tCho (mM) | tNAA (mM) | mIns (mM) | Glx (mM) | ||
|---|---|---|---|---|---|---|---|---|
| Basal ganglia | Preterm infants at term (n =7) | 39.9 (2.3) | 85.7 (16.7) | 6.3 (0.8) | 2.2 (0.1) | 4.3 (0.9) | 6.1 (0.8) | 7.0 (1.6) |
| Full term infants (n = 22) | 40.7 (1.3) | 7.1 (6.9) | 6.4 (0.5) | 2.0 (0.2) | 4.4 (0.4 | 6.3 (1.0) | 7.8 (1.6) | |
| p value | < 0.001 | 0.51 | 0.11 | 0.74 | 0.65 | 0.62 | ||
| Centrum Semiovale | Preterm infants at term (n =7) | 39.9 (2.3) | 85.7 (16.7) | 4.3 (0.5) | 1.8 (0.2) | 3.8 (0.7) | 6.9 (0.7) | 6.8 (1.2) |
| Full term infants (n = 20) | 40.6 (1.3) | 6.9 (7.2) | 4.3 (0.6) | 1.7 (0.2) | 3.7 (0.8) | 7.0 (0.8) | 7.2 (1.2) | |
| p value | < 0.001 | 0.94 | 0.33 | 0.92 | 0.86 | 0.43 |
Data denote the averages of the values, and ± standard deviations are in parentheses.