Table 2.

Mean and standard deviation for longitudinal cohort 1 (LC1) in test tasks and BMI, N = 253.

Task	Sex	Grade 1	Grade 2	Grade 3	Grade 4
		(6.8 ± 0.4 years)	(7.8 ± 0.4)	(8.9 ± 0.4)	(10.1 ± 0.4)
		Mean ± s	Mean ± s	Mean ± s	Mean ± s
20 m sprint (sec)	m	4.97 ± 0.45	4.50 ± 0.34	4.32 ± 0.34	4.16 ± 0.35
	f	5.07 ± 0.38	4.58 ± 0.34	4.41 ± 0.26	4.22 ± 0.28
	∑	5.02 ± 0.42	4.53 ± 0.34	4.36 ± 0.31	4.19 ± 0.32
Standing long jump (cm)	m	112.5 ± 18.0	119.0 ± 19.2	130.4 ± 19.0	137.3 ± 21.8
	f	109.3 ± 15.8	118.3 ± 16.8	126.5 ± 14.1	134.0 ± 18.2
	∑	111.1 ± 17.1	118.7 ± 18.1	128.7 ± 17.0	135.8 ± 20.3
Balancing backwards	m	23.8 ± 8.7	26.7 ± 9.3	31.5 ± 10.6	36.3 ± 9.3
	f	24.8 ± 8.1	31.2 ± 8.8	34.5 ± 9.8	38.4 ± 8.0
	∑	24.3 ± 8.4	28.8 ± 9.3	32.8 ± 10.3	37.2 ± 8.8
Sit-ups	m	12.5 ± 5.6	16.5 ± 6.1	19.4 ± 6.6	21.7 ± 5.9
	f	13.4 ± 4.9	16.2 ± 5.1	18.1 ± 4.8	20.6 ± 5.1
	∑	12.9 ± 5.3	16.4 ± 5.6	18.8 ± 5.8	21.2 ± 5.6
Push-ups	m	9.4 ± 3.3	12.2 ± 3.8	14.5 ± 3.9	16.6 ± 4.0
	f	9.9 ± 3.5	12.3 ± 3.6	14.6 ± 3.0	16.4 ± 3.3
	∑	9.6 ± 3.4	12.2 ± 3.7	14.5 ± 3.5	16.5 ± 3.7
Jumping sideways	m	17.2 ± 4.8	21.8 ± 6.1	28.6 ± 7.2	34.3 ± 8.6
	f	18.7 ± 5.2	23.5 ± 5.7	30.6 ± 6.9	36.1 ± 7.2
	∑	17.9 ± 5.0	22.6 ± 6.0	29.5 ± 7.1	35.1 ± 8.0
Stand and reach (cm)	m	0.0 ± 5.8	−2.1 ± 6.3	−0.5 ± 6.4	−2.5 ± 7.4
	f	2.0 ± 5.9	1.6 ± 6.1	2.6 ± 6.6	2.1 ± 7.1
	∑	0.9 ± 5.9	−0.4 ± 6.5	0.9 ± 6.7	0.9 ± 6.7
6-minute run (m)	m	921.4 ± 97.3	944.4 ± 112.7	994.1 ± 105.5	1021.6 ± 148.9
	f	902.4 ± 74.4	895.0 ± 97.0	944.3 ± 82.5	959.0 ± 106.6
	∑	912.8 ± 88.1	922.1 ± 108.6	971.6 ± 98.8	993.3 ± 134.9
BMI	m	15.9 ± 2.2	16.6 ± 2.3	16.9 ± 3.0	17.9 ± 3.0
	f	15.5 ± 1.7	16.1 ± 1.9	16.3 ± 2.1	17.5 ± 2.5
	∑	15.7 ± 2.0	16.4 ± 2.2	16.6 ± 2.6	17.7 ± 2.8