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257 Características nutricionales de los escolares afrodescendientes de la costa pacífica Colombiana of rural areas was significantly higher than urban. Sample evaluated in Timbiquí was composed entirely by resident students in rural areas. By application of multiple regression analysis (stepwise method: p=0,05 input and p=0,10 output) setting normality and malnutrition according to BMI/age and height/age (yes/ no) as dependents variable and municipality, gender, age range, area and ethnicity as independents variable, models with R2= 0,705, R2=0,198, R2=0,028 and R2=0,014, respectively, explained for the exclusion of gender and/or area and ethnicity were achieved (table 5). DISCUSSION The present study provides local data on the prevalence of nutritional status of schoolchildren of the Cauca pacific coast, region of the department of Cauca (Colombia) where Afro ethnicity is concentrated (13). Levels of stunting and overweight (13,9% and 12,2%) estimated here were lower than national average for children and adolescents of the Colombian Pacific (16,3% and 13,2%) (1); whilst current prevalence of thinness and obesity reached to be 25% (5,0% and 3,4%) higher than reported by ENSIN 2010 (2,2% and 3,0%). These findings confirm that after four years the nor- TABLE 1 Descriptive analysis results for variables determined among schoolchildren of the pacific coast of the department of Cauca. Variable Sample (n=6 793) Age (years) Average ± SDa 10,5 ± 3,5 Median (IQR) 10,0 (5,0 – 18,0) By range, n (%) 5-8 2 319 (34,1) 9-11 1 864 (27,4) 12-14 1 528 (22,5) 15-18 1 082 (15,9) Gender, n (%) Male 3 611 (53,2) Ethnicity, n (%) Afro 6 523 (96,1) Indigenous 22 (0,3) Mestizo 248 (3,7) Weight (kg) Average ± SDa 35,2 ± 13,9 Median (IQR)b 32,0 (12,0 – 99,0) Height (cm) Average ± SDa 1,38±0,18 Median (IQR)b 1,37 (0,95 – 1,97) BMIc-for-age classification, n (%) Obesity 230 (3,4) Overweight 828 (12,2) Normal 4 461 (65,7) Risk of thinness 936 (13,2) Thinness 338 (5,0) Height-for-age, n (%) Normal 4 029 (59,3) Risk of stunting 1 818 (26,8) Stunted 946 (13,9) Municipality, n (%) Guapi 2 137 (31,5) Lopez de Micay 3 049 (44,9) Timbiquí 1 607 (23,7) Area, n (%) Urban 2 725 (40,1) Rural 4 068 (60,1) a SD: Standard deviation; b IQR: Interquartile range; cBMI: Body Mass Index.


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