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. 2017 Dec;15(3-4):53–58. doi: 10.3121/cmr.2017.1365

Table 1.

Demographic characteristics

Variables Boys (n = 1,830) Girls (n = 1,788) P
Age (yr) 9.8±1.7 9.8±1.7 0.533
Weight (kg) 33.1±12.6 33.3±12.4 0.590
Height (cm) 133.5±11.8 134.6±12.5 0.010
Body mass index (kg/m2) 18.06±4.46 17.91±4.45 0.309
Mid-upper arm circumference (cm) 19.5±4.0 19.3±3.7 0.280
Arm-to-height ratio 0.145±0.024 0.143±0.022 0.010
Nutritional status, no. (%) <0.001
 Obesity 345 (18.9) 234 (13.1)
 Overweight 242 (13.2) 251 (14.0)
 Normal 1138 (62.2) 1216 (68.0)
 Thinness 82 (4.5) 68 (3.8)
 Severe thinness 23 (1.3) 19 (1.1)