Table 3. Annual change in motor competence over the 3-year observation period in boys and girls.

Variables	Girls			Boys
	Absolute (∆ unit)	Age-referenced (∆ z-score)		Absolute (∆ unit)	Age-referenced (∆ z-score)
∆ 20 m sprint (s/year)	−0.15±0.19**	−0.18±6.00		−0.15±0.18**	1.04±5.29*
∆ Balance (steps)	1.34±3.92**	0.54±4.36		1.17±3.90**	0.45±4.37
∆ Sideways jump (# in 15 s)	4.52±2.77**	3.27±4.49**		4.47 ±2 .95**	2.34±4.02**
∆ Stand and reach (cm)	2.05±2.91**	2.74±3.90**		−0.58±3.01*	−0.71±3.94*
∆ Push-ups (# in 40 s)	0.45±1.84*	0.16±5.43		0.60±1.79**	0.15±4.84
∆ Sit ups (# in 40 s)	0.50±2.49	−0.91±3.97*		1.17±2.47**	−1.00±4.12**
∆ Standing long-jump (cm)	4.82±8.88**	−0.67±3.62		8.27±9.42**	0.56±4.71
∆ 6-min run (m)	−10.15±50.29	−2.62±4.08**		−10.24±74.79	−3.64±5.20**

Values are mean ± SD. ∆, annual change based on mixed linear model; *, significant change at P<0.05; **, significant change at P<0.01.