A new, simple, inexpensive means of testing functional vitamin A status: The night vision threshold test (NVTT). A preliminary field-test report

Journal of Tropical Pediatrics

Volumn 46, Issue 6, 2000, Pages 352-356

  Shrestha, A K ^a   Duncan, B ^a   Taren, D ^a   Canfield, L M ^a   Greivenkamp, J E ^a   Shrestha, N ^b   Shrestha, K K ^c  

^a UNIVERSITY OF ARIZONA   (United States)

^b Nepal Eye Hospital   (Nepal)

^c TRIBHUVAN UNIVERSITY   (Nepal)

Author keywords

[No Author keywords available]

Indexed keywords

CORN OIL; DEHYDRORETINOL; PLACEBO; RETINOL; RETINOL PALMITATE; WATER;

ADOLESCENT; ARTICLE; CHILD; CHILDHOOD DISEASE; CLINICAL ARTICLE; CLINICAL TRIAL; COMMUNITY CARE; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; DARK ADAPTATION; DEVELOPING COUNTRY; DIAGNOSTIC ACCURACY; DIAGNOSTIC PROCEDURE; DOSE RESPONSE; FEMALE; HEALTH CARE COST; HEALTH CARE QUALITY; HEALTH PROGRAM; HEALTH STATUS; HEALTH SURVEY; HUMAN; MALE; MEDICAL ASSESSMENT; MEDICAL TECHNOLOGY; MILK; NIGHT BLINDNESS; NIGHT VISION; RESOURCE ALLOCATION; RETINOL DEFICIENCY; SCHOOL CHILD; SENSITIVITY AND SPECIFICITY; STATISTICAL ANALYSIS; TREATMENT OUTCOME; VISUAL ADAPTATION; VISUAL SYSTEM EXAMINATION; VISUAL THRESHOLD; VITAMIN BLOOD LEVEL; VITAMIN SUPPLEMENTATION;

CHILD; CHILD, PRESCHOOL; FEMALE; HUMANS; MALE; NIGHT BLINDNESS; ODDS RATIO; SENSITIVITY AND SPECIFICITY; VISION TESTS; VITAMIN A; VITAMIN A DEFICIENCY;

EID: 0034517212     PISSN: 01426338     EISSN: None     Source Type: Journal    
DOI: 10.1093/tropej/46.6.352     Document Type: Article

References (22)

1. Increased risk of respiratory disease and diarrhea in children with preexisting vitamin A deficiency
2. Mild vitamin A deficiency and childhood morbidity-An Indian experience
3. Vitamin A supplements and mortality related to measles: A randomized clinical trial
4. A randomized, controlled trial of vitamin A in children with severe measles
5. Efficacy of vitamin A in reducing preschool child mortality in Nepal
6. History of night blindness: A simple tool for xerophthalmia screening
7. The Night Vision Threshold Tester (NVTT): A simple instrument for testing dark adaptation in young children
8. Hypovitaminosis A: International programmatic issues
9. Vitamin A status in preschool-age Indonesian children as assessed by the modified relative-dose-response assay
10. Influence of morbidity on serum retinol of children in a community-based study in northern Ghana
11. Serum levels of vitamin A and carotenoids as reflectors of nutritional status
12. The contribution of vitamin A to public health
13. Vitamin A status of Indonesian children infected with Acsaris lumbricoides after dosing with vitamin A supplements and abendazole
14. Vitamin A relative dose response test: Validation by intravenous injection in children with liver disease
15. Assessment of marginal vitamin A deficiency in Brazilian children using the relative dose response procedure
16. Relation of the relative dose response test to liver concentrations of vitamin A in generally well-nourished surgical patients
17. A rapid test for dark adaptation
18. Application of a rapid dark adaptation test in children
19. Rapid dark adaptation time. Current methods of assessing vitamin A status