Calcium and Vitamin D Intake of Boys Who Have Autism

Calcium and Vitamin D Intake of Boys Who Have Autism: Objective. To determine the calcium and vitamin D intake of boys with autism ages 7 to 12 years and to compare these intakes with the dietary reference intake (DRI). Design. This study is a cross-sectional design using data obtained from a validated Food Frequency Questionnaire that assesses daily calcium and vitamin D intake. Subjects. Subjects were recruited through the Autism Society of America. Forty-seven parents or caretakers of eligible subjects were included