Ocular manifestation of vitamin A deficiency among Orang asli (Aborigine) children in Malaysia.
This study determined the prevalence of ocular manifestation of vitamin A deficiency in Orang Asli (Aborigine) children. Night blindness was found in 16.0% of the children, conjunctiva xerosis in 57.3%, Bitot's spot in 2.8%, corneal xerosis in 0.5% and corneal scars in 5.6%. These findings show that history of night blindness had sensitivity, specificity and predictive value (positive) of 47.2, 98.1 and 96.2%, respectively, compared with the standard diagnosis procedure using luxometer readings.
Ngah
Nor F
NF
Hospital Selayang, Kuala Lumpur, Malaysia.
Moktar
Norhayati
N
Isa
Noor H M
NH
Selvara
S
S
Yusof
Md Shahrom
MS
Sani
Halimah A
HA
Hasan
Zainal A A
ZA
Kadir
Rohani A
RA
D000293:Adolescent; D017677:Age Distribution; D002648:Child; D002675:Child, Preschool; D005128:Eye Diseases / Q000209:etiology*; D005260:Female; D006801:Humans; D007223:Infant; D008296:Malaysia; D008297:Male; D009755:Night Blindness / Q000209:etiology*; D044469:Racial Groups; D017678:Sex Distribution; D014802:Vitamin A Deficiency / Q000150:complications*