Sampling errors Population 2 to 17 years of age. Variation coefficients, by sex, age and body mass index Units: percentages Normal or Insufficient weight Overweight Obesity Both sexes Total 2.06 3.96 5.19 2 to 4 years of age 4.70 9.24 9.61 5 to 9 years of age 3.96 6.50 7.64 10 to 14 years of age 2.91 5.88 11.24 15 to 17 years of age 5.37 11.73 29.83 Males Total 2.70 5.01 7.03 2 to 4 years of age 6.41 13.12 12.76 5 to 9 years of age 5.44 9.28 10.52 10 to 14 years of age 4.18 7.46 14.61 15 to 17 years of age 7.22 14.18 42.16 Females Total 3.00 5.98 8.07 2 to 4 years of age 6.91 13.16 14.49 5 to 9 years of age 5.66 9.28 11.55 10 to 14 years of age 4.13 8.99 18.18 15 to 17 years of age 7.45 20.47 40.66 Notes: Source: Ministry of Health and Consumption and INE