Details of included MRI studies, scanned at ≤35 weeks' postmenstrual age
| MRI Modality | Population | Timing of MRI (wk) | Main Findings | |
|---|---|---|---|---|
| Structural conventional | Cornette et al41 | 50 Infants <37 wks | 35 | Major cerebral abnormalities were correlated to abnormal outcome at 30 mos; isolated PWML were not related to neurodevelopmental impairment |
| Volumetric | Badr et al84 | 59 Infants <37 wks | 31 | WM volume was correlated significantly to PDIa (r = 0.29) and MDIa (r = 0.31) at 18 mos |
Note:—PDI indicates Psychomotor Development Index; MDI, Mental Development Index.
↵a Bayley Scales of Infant Development.