Universal gestational age effects on cognitive and basic mathematic processing WolkeDieter StraussVicky Y-C. JohnsonSamantha GilmoreCamilla MarlowNeil JaekelJulia 2015 Prematurity has adverse effects on basic mathematic processing following birth at all gestations <36 weeks and on IQ and mathematic attainment <34 weeks GA. The ability to predict IQ and mathematic processing scores from one cohort to another among children cared for in different eras and countries indicates that universal neurodevelopmental factors explain the effects of gestation at birth. In contrast, mathematic attainment may be improved by schooling.