Table 3.

Health supervision evaluation data for children with Down syndrome

Evaluation parameters*	Children receiving investigations		Children with abnormal results after investigations
	Number of patients	Percentage (%)	Number of patients	Percentage (%)
Congenital heart diseases	48	96	33	69
Thyroid abnormalities	50	100	17	34
Hematological abnormalities	45	90	7	16
Gastrointestinal abnormalities	31	62	11	35
Ophthalmological/visual defects	41	82	18	44
Auditory/ear defects	43	86	24	56
Respiratory tract problems (sleep apnea, snoring included)	7	14	2	29
Cervical spine issues	2	4	0	0
Growth monitoring (i.e., malnutrition, etc.)	21	42	4	19
Dental care screening**	12	35	8	67
Developmental assessment	30	60	30	100

*Parameters adapted from American Academy of Pediatrics⁷

**Using 34 children only over 1 year of age; dental care screening performed by a dentist