system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which of the following is not an indicator of significant xerophthalmia problem in community?
assistant
The correct answer is  Criteria Prevalence in 6 month to 6 years population Night blindness >1% Bitot's spots >0.5% Corneal xerosis/ulceration >0.01% Corneal ulcer >0.05% Serum retinol <10 mcg/dl >5% Ref: Park 22nd edition, page 570