Table 1. Anthropometric data and age at peak height velocity of participants separated by relative age quarter and for the total sample. Data are means (±SD).
Height [cm]
Weight [kg]
Sitting height [cm]
Age [yrs]
APHV [yrs]
Total
(n=222)
136.1 (6.2)
31.0 (4.5)
71.3 (3.2)
9.0 (.28)
12.8 (.33)
Relative age quarter
Q1 (n=86)
137.1 (6.1)
31.3 (4.5)
71.7 (3.2)
9.3 (.07)
13.0 (.32)
Q2 (n=52)
137.5 (5.9)
32.2 (4.5)
72.2 (2.9)
9.1 (.08)
12.8 (.29)
Q3 (n=45)
134.6 (6.0)
29.8 (3.7)
70.1 (3.3)
8.8 (.07)
12.8 (.31)
Q4 (n=39)
133.9 (6.6)
30.1 (5.0)
70.4 (3.2)
8.6 (.07)
12.7 (.31)
Biological maturity status
early (n=36)
143.8 (4.7)
36.4 (3.0)
75.6 (2.0)
8.9 (.26)
12.3 (.14)
normal (n=152)
135.8 (5.0)
30.9 (3.7)
71.2 (2.3)
9.0 (.27)
12.8 (.17)
late (n=34)
129.6 (4.1)
25.8 (2.5)
67.1 (1.8)
9.2 (.26)
13.3 (.15)
APHV = age at peak height velocity; Q1-4 = relative age quarter 1-4