Sleuwen, B.E. van

infant smoking parent postnatal netherland study factor postnatal smoking p-value death table infant death syndrome education risk factor birth dutch <0.001 risk factors control incident covariate hospital european caucasian child origin ethnical caucasian infection indicator breastfeeding pediatr event analysis ratio sids cases significance syndrome education parents 2 european education parents 1 gender incidence investigation history odds ratios non-european caucasian department age-matched dutch controls number group position home monitoring monitoring association category pediatrician effect condition non-european third-level hospitals family analyses result finding alte infants liebrechts-akkerman change health histological polysomnography van sleuwen diagnose case group 0.19 muscle tone 1 year histological findings program symptom postnatal smoking 2