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)
Biologicalmaturity 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