Table 2.

Changes in physical fitness variables after school-based physical activity program.

Variables	Pre-Program	Post-Program	t	p
Hand grip strength (kg)	33.39 ± 11.05	42.34 ± 11.52	−16.561	<0.001 ***
Standing long jump (cm)	168.90 ± 38.36	178.24 ± 41.62	−4.588	<0.001 ***
Shuttle run test (reps)	42.71 ± 22.90	54.51 ± 18.56	−6.966	<0.001 ***
Sit and reach (cm)	13.07 ± 8.91	14.73 ± 8.15	−2.837	0.005 **
Body mass index (kg/m2)	21.04 ± 3.55	21.08 ± 3.68	−0.221	0.825
Health-related physical fitness total score (points)	53.09 ± 14.05	56.29 ± 12.71	−3.398	0.001 **

** p < 0.01, *** p < 0.001; tested by paired t-test.