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Table 2 EARLI Study data collection modes by subjecta

From: Infant siblings and the investigation of autism risk factors

  Mother    
Data collection mode Preconception Prenatal Perinatal Father Proband Sibling
Self-report retrospective X X   X X X
Self-report prospective   X     X
Biologic sampling   X X X X X
Direct observation (home environment)   X     X
Environmental sampling   X     X
Medical recordsa X X X X X X
  1. aThe EARLI Study secures medical record releases for each participant and will pursue abstraction as needed to support individual analyses. EARLI, Early Autism Risk Longitudinal Investigation.