Diseases by nutritional deficiencies . It is mainly the severe and acute malnutrition micronutrient deficiencies.
Severe and acute malnutrition . The assessment of nutritional status, conducted in 1999 revealed that the average prevalence of low birth weight is equal to 13.3%, it varies from 13.6% in rural areas to 9.4% in urban areas ), chronic malnutrition is observed with 26% of children under five. In addition severe malnutrition affects a teenager out of 5. Underweight (PIs) is assessed by the weight / age. Children who are underweight accuse both acute malnutrition and chronic malnutrition.
The prevalence of underweight is 14.4% according to the DHS 2005 study.
In 2008, 12.9% of children under 5 years of the rural stratum are affected by the global underweight against 10.3% in Pointe-Noire and Brazzaville to 8.0%. By sex, males are more affected by the global underweight than girls.