Weight loss on stimulant medication: how does it affect body composition and bone metabolism? – A prospective longitudinal study

Table 1 Growth data of the subjects compared to the controls

	All subjects		All subjects		All subjects		DXA Controls
	Baseline n=34		6 months n=30		36 months n=24		n=241
	Mean ± sd	Range	Mean ± sd	Range	Mean ± sd	Range	Mean ± sd	Range
Age (years)	7.27 ± 1.30***	4.71-9.12	7.99 ± 1.21*	5.33-9.64	10.49 ± 1.22***	7.87-12.21	8.54 ± 1.93	4.02-11.99
Height (cm)	125.5 ± 9.1*	110.3-142.2	128.6 ± 9.2	112.6-145.6	140.6 ± 9.0***	125.5-156.0	130.5 ± 12.7	94.5-161.6
Weight (kg)	27.0 ± 6.1	19.1-42.1	26.8 ± 5.9	19.3-42.2	34.4 ± 8.4**	25.0-56.0	29.0 ± 8.2	13.1-60.4
BMI (kg/m²)	17.0 ± 2.3	13.7-23.7	16.1 ± 2.3	12.9-23.0	17.3 ± 3.1	13.9-26.5	16.7 ± 2.2	13.3-25.6
Height Z-score	0.49 ± 0.99**	−1.08-3.02	0.22 ± 0.95	−1.19-2.76	−0.07 ± 0.81	−1.18-1.67	−0.06 ± 0.97	−2.24-2.07
Weight Z-score	0.62 ± 0.97***	−1.60-2.95	0.04 ± 1.04	−1.86-2.63	−0.12 ± 0.87	−1.48-1.58	−0.05 ± 0.92	−2.25-2.23
BMI Z-score	0.52 ± 1.02**	−1.88-2.31	−0.17 ± 1.21	−2.92-2.04	−0.16 ± 1.11	−2.45-1.97	0.03 ± 0.88	−2.11-2.09

*p<0.05; **p<0.01; ***p<0.001 compared to DXA controls (independent samples t-test).
DXA: Dual-energy X-ray absorptiometry.