BACKGROUND: In low and middle income countries where the health care is in a weakened state, spending money on unaffordable and probably unnecessary investigations might be substituted by a reliable, simple and more informative tool that can deal with the problem. ...METHODS: We reviewed the medical records of all children with autistic spectrum disorder who presented to neurodevelopment clinics of Al Khadra Teaching Hospital, Tripoli, Libya between January 2010 and December 2014. ...