Fig 2.

Survival at 5½ years, survival without severe/moderate neurodevelopmental disabilities, and survival without any neurodevelopmental disabilities by week of gestational age at birth, among preterm born children in the EPIPAGE-2 study. Data corrected for study design and respondent selection. *Severe or moderate cerebral palsy (Gross Motor Function Classification System level 2-5), vision (bilateral binocular visual acuity <3.2/10), hearing (unilateral-bilateral hearing loss ≥40 dB not corrected or partially corrected with hearing aid), and full scale intelligence quotient less than two standard deviations below the mean of the reference sample born at term (web appendix 1). †Includes no cerebral palsy, no vision or hearing disabilities, full scale intelligence quotient greater than or equal to one standard deviation below the mean, no developmental coordination disorder, and no behavioural difficulties (table 1). CI=confidence interval