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Table 1 BMI, height and weight (mean, standard deviation and sample size) by age, intellectual disability status and gender

From: Obesity in British children with and without intellectual disability: cohort study

Age ID No ID
Boys Girls Boys Girls
5 years N = 325 N = 203 N = 7274 N = 7112
 Height (cm) 109.6 (5.6) 107.8 (5.8) 111.2 (5.0) 110.3 (4.9)
 Weight (kg) 20.1 (4.1) 19.1 (3.0) 20.4 (3.3) 19.9 (3.1)
 BMI 15.3 (5.2) 15.6 (4.2) 16.1 (2.8) 16.1 (2.6)
7 years N = 282 N = 174 N = 6380 N = 6217
 Height (cm) 121.4 (5.5) 120.6 (6.7) 124.2 (5.6) 123.3 (5.5)
 Weight (kg) 25.0 (5.3) 25.2 (6.2) 25.7 (4.9) 25.4 (4.9)
 BMI 16.9 (2.8) 17.1 (3.1) 16.6 (2.3) 16.6 (2.4)
11 years N = 319 N = 204 N = 7476 N = 7009
 Height (cm) 144.1 (8.3) 143.7 (8.5) 146.0 (7.0) 146.8 (7.5)
 Weight (kg) 41.2 (11.7) 42.6 (11.0) 40.8 (9.8) 42.1 (10.2)
 BMI 19.7 (4.4) 19.4 (4.4) 19.0 (3.5) 19.4 (3.7)