This research was approved by the UNTH Research Ethics Committee and this was accepted by the ESUTH.
We thank the staff of the Paediatric Neurology Clinics (PNCs) of UNTH and ESUTH, Enugu for their support.
The Ethics and Research Committee of UNTH approved the study and all subjects were only recruited if they gave their consent after the purpose of the study was explained to them.
The timing of the Paediatric Neurology Clinic in UNTH is in the mornings and this clashes with the school period.
Nigerian study 42% of women were formers and lifted heavy objects for years which were contributing to the development of this condition.
This study was carried out at UNTH, Ituku-Ozalla, in Enugu State, Nigeria.
The subjects were HIV-infected pregnant women receiving antenatal care at UNTH, and their infants seen at the PMTCT follow-up clinic in UNTH.
UNTH is a three-tier health facility that receives patients from both urban and rural areas.
The UNTH ethical committee gave ethical approval before the study was commenced.
UNTH is the main tertiary health institution in Enugu state and provides tertiary health services in all specialties of medicine including obstetrics and paediatrics.
A total of 269 full-term (37 completed weeks through 41 weeks), appropriately grown neonates delivered at UNTH between November 2007 and June 2008 were enrolled into the study.
Ethical clearance for the study was obtained from the ethical committee of the UNTH