Table 3. Comparison of corrected values between groups and their subgroups.
| Group | Corrected birth weight (g) | Corrected OEF (%) | Corrected CMRO2 (μmol/100 g/min) | Corrected CBF (mL/100 g/min) | Corrected brain volume (mL) |
|---|---|---|---|---|---|
| SGA | 1,761.7±404.9 | 37.0±14.1 | 33.1±11.4 | 13.7±5.1 | 300.2±73.4 |
| AGA | 2,897.7±636.8 | 31.3±4.6 | 41.1±8.0 | 16.3±3.1 | 320.7±37.9 |
| t | −6.6 | 1.9 | −2.2 | −1.6 | −0.9 |
| P | <0.001* | 0.06 | 0.04* | 0.11 | 0.38 |
| SGA-a | 1,798.5±333.6 | 38.6±16.8 | 30.2±9.5 | 11.7±4.6 | 301.6±86.0 |
| SGA-n | 1,829.8±445.9 | 34.7±8.7 | 38.3±12.1 | 16.8±4.2 | 307.5±48.0 |
| t | −0.2 | 0.7 | −1.9 | −3.0 | −0.2 |
| P | 0.80 | 0.48 | 0.06 | 0.01* | 0.84 |
| SGA-a | 1,732.3±364.0 | 38.6±16.7 | 29.4±9.5 | 11.3±4.6 | 294.2±86.8 |
| AGA | 2,885.2±593.6 | 31.2±4.7 | 41.2±7.9 | 16.3±3.0 | 318.2±34.3 |
| t | −6.2 | 1.4 | −3.4 | −3.1 | −1.0 |
| P | <0.001* | 0.13 | 0.004* | 0.007* | 0.33 |
| SGA-n | 1,731.1±520.9 | 34.7±9.0 | 37.2±12.5 | 16.6±4.3 | 303.4±52.5 |
| AGA | 2,862.8±652.4 | 31.6±4.8 | 41.3±8.3 | 16.4±3.0 | 319.3±37.9 |
| t | −4.7 | 1.0 | −0.9 | 0.1 | −0.9 |
| P | 0.0003* | 0.31 | 0.40 | 0.90 | 0.40 |
Parameter values are reported as mean ± standard deviation. *, P<0.05. SGA, small-for-gestational-age; SGA-a, SGA neonates with abnormal structural MRI; SGA-n, SGA neonates with normal structural MRI.