Food habits, physical activities and sedentary lifestyles of eutrophic and obese school children: a case–control study

Table 1 Demographic and anthropometric characteristics of the schoolchildren, cases and controls

Characteristics	All	Obese	Normal-weight	p-value^a
Characteristics	Mean ± SD	Mean ± SD	Mean ± SD	p-value^a
n	402	202	200
Age (y)	9.4 ± 1.8	9.5 ± 1.7	9.4 ± 1.8	0.48
Female (%)	44.8	43.1	46.5	0.49
Weight (kg)	38.9 ± 13.4	48 ± 11.9	29.8 ± 7.2	<0.001
Height (cm)	136.3 ± 12.1	139.0 ± 11.4	133.6 ± 12.1	<0.001
BMI (kg/m²)	20.4 ± 4.5	24.4 ± 2.6	16.4 ± 1.3	<0.001
BMI (percentile)	72.1 ± 28.3	97.3 ± 1.3	46.5 ± 17.7	<0.001
WC (cm)	68.2 ± 12.5	78.5 ± 8.7	57.8 ± 4.9	< 0.001
Public school (%)	23.6	24.8	22.5	0.59

^aStudent’s t-test and Pearson’s χ² test. BMI, body mass index; WC, waist circumference.

ISSN: 1471-2458