“…As for the regions of the country covered in the surveys, 5 of these investigations were carried out at national level [2, 3, 19, 20, 23], 3 in different cities/locations around the country [10, 12, 18], 1 in Aveiro [11], 2 in Lisbon [13, 16], 2 in Viseu [14, 17], 1 in Leiria [15], 1 in Vila Nova de Gaia [21], and 1 in Coimbra [22]. With regard to the BMI evaluation criteria, 11 studies used the WHO criteria [2, 3, 12, 13, 15, 16, 18-21, 23], 7 used the CDC criteria [12, 14-18, 21], 9 used the IOTF criteria [10-12, 15, 18-22], and 1 used the French reference criteria [10].…”