Assertion: vitamin b12's deficiency | /r/HasProperty | table 1).4,5
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text: In the United States and the United Kingdom, the prevalence of vitamin B 12 deficiency is approximately 6% in persons younger than 60 years, and nearly 20% in those older than 60 years.1 Latin American countries have a clinical or subclinical deficiency rate of approximately 40%.1 The prevalence is 70% in Kenyan school children, 80% in East Indian preschool-aged children, and 70% in East Indian adults.1 Certain risk factors increase the prevalence of vitamin B 12 deficiency (Table 1).4,5