Fitness Effects of 10-Month Frequent Low-Volume Ball Game Training or Interval Running for 8–10-Year-Old School Children
Table 2
Body composition and functional capacity measurements for the control group (CON) and the two intervention groups performing min per week of small-sided ball games (SSG) and interval running (IR) before (pre) and after (post) the 10-month intervention period.
SSG
IR
CON
Pre
Post
Pre
10 months
Pre
10 months
Balance (falls/min)
19.6 (±8.1)
18.0 (±7.0)
20.4 (±8.2)
18.5 (±6.0)
20.8 (±8.5)
20.7 (±7.7)
Jump distance (% of pre)
100
104 (±12)
100
103 (±12)
100
100 (±12)
20 m sprint (s)
4.24 (±0.34)
4.22 (±0.32)
4.48 (±0.33)
4.23 (±0.24)
4.41 (±0.34)
4.31 (±0.33)
Coordination wall time (s)
66 (±10)
52 (±11)
66 (±12)
56 (±10)
67 (±16)
57 (±11)
YYIR1C (m)
682 (±450)
845 (±490)
647 (±450)
820 (±480)
712 (±411)
838 (±447)
YYIR1(% of )
91.3 (±4.5)
89.6 (±4.2)
91.1 (±4.4)
88.5 (±4.1)
91.2 (±4.5)
90.0 (±4.4)
BMD (g/cm2)
Whole body
0.89 (±0.05)
0.91 (±0.06)
0.90 (±0.05)
0.92 (±0.05)
0.88 (±0.05)
0.90 (±0.05)
Leg
0.87 (±0.07)
0.91 (±0.08)
0.88 (±0.07)
0.92 (±0.07)
0.86 (±0.07)
0.90 (±0.08)
BMC (g)
Whole body
1173 (±166)
1281 (±181)
1220 (±164)
1316 (±177)
1169 (±186)
1277 (±204)
Leg
405 (±70)
456 (±80)
421 (±75)
473 (±85)
400 (±82)
453 (±93)
Lean mass (kg)
Whole body
23.00 (±2.58)
24.79 (±2.90)
24.10 (±2.69)
25.50 (±2.77)
23.39 (±2.64)
25.02 (±2.88)
Leg
7.55 (±0.94)
8.15 (±1.13)
7.99 (±1.04)
8.65 (±1.10)
7.64 (±0.99)
8.37 (±1.15)
Data are presented as means ± SD. denotes difference in change scores compared to CON; . BMD, bone mineral density; BMC, bone mineral content; YYIR1C, Yo-Yo Intermittent Recovery Level 1 Children’s test.