Skip to main content
. 2024 Jul 1;6:1407842. doi: 10.3389/fspor.2024.1407842

Table 2.

An overview of the physical capacities and the weekly organised soccer training volume among the Icelandic and Norwegian U14 players. Data are represented as mean ± SD (min–max).

Norwegian players Icelandic players p-value
Physical tests
40 m linear sprint (sec) 5.90 ± 0.38
(5.11–7.41)
(n = 103)
6.37 ± 0.44
(5.61–7.33)
(n = 48)
<.001
SLJ (m) 1.88 ± 23
(1.25–2.58)
(n = 95)
1.85 ± 22
(1.39–2.25)
(n = 48)
.849
CMJ (cm) 29.1 ± 5.1
(14.9–39.4)
(n = 97)
28.9 ± 4.
(21.1–42.1)
(n = 48)
.565
VO2max (ml·kg−1·min−1) 60.3 ± 6.5
(38.5–75.6)
(n = 95)
54.8 ± 5.3
(45.1–66.9)
(n = 48)
<.001
IR1-test (m) 1,235 ± 461
(200–2,280)
(n = 87)
960 ± 423
(280–1,920)
(n = 48)
<.002
Organised weekly soccer training
Sessions (n) 4.33 ± 1.65
(n = 96)
4.63 ± 1.20
(n = 48)
.277
Hours (n) 6.80 ± 3.41
(n = 97)
5.78 ± 1.39
(n = 48)
.049

SLJ, standing long jump; CMJ, countermovement jump; VO2max, maximal oxygen consumption; IR1-test, the Yo-Yo intermittent recovery test.