Comparison of ratios of metabolites to tissue water in fetuses and PNs
| Metabolite Ratio | Fetuses (n = 20 or 19a) | PNs (n = 20) | Unpaired t Test, P Value |
|---|---|---|---|
| TE = 30 ms | |||
| NAA/H2O | 2.19 ± 0.19 | 2.76 ± 0.16 | .0279 |
| tCr/H2O | 2.18 ± 0.20 | 2.80 ± 0.16 | .0184 |
| Cho/H2O | 2.98 ± 0.21 | 3.53 ± 0.22 | .0818 |
| Glx/H2O | 5.36 ± 0.35 | 6.38 ± 0.29 | .0324 |
| Tau/H2O | 0.56 ± 0.09 | 0.63 ± 0.06 | .6525 |
| mIns/H2O | 1.64 ± 0.17 | 2.17 ± 0.17 | .0332 |
| Lipids/H2O | 9.98 ± 2.44 | 7.28 ± 0.65 | .2986 |
| TE = 135 ms | |||
| NAA/H2O | 2.00 ± 0.22 | 2.07 ± 0.12 | .7685 |
| tCr/H2O | 1.33 ± 0.21 | 1.30 ± 0.07 | .8697 |
| Cho/H2O | 3.50 ± 0.20 | 3.47 ± 0.16 | .8891 |
| Lac/H2O | 0.00 ± 0.00 | 0.00 ± 0.00 |
Note:—Data are mean ± SEM.
a n = 20 for a TE of 30 ms and 19 for TE of 135 ms.