Age-Related Responses in Circulating Markers of Redox Status in Healthy Adolescents and Adults during the Course of a Training Macrocycle

Table 1

Participants’ anthropometric, physiological, and training characteristics (mean ± SD).

	Adolescents		Adults
	Trained ()	Control ()	Trained ()	Control ()
Age (yrs)
Baseline	14.1 ± 1.1	14.8 ± 0.9	25.2 ± 6.8^3	27 ± 6.0^4
Body mass (kg)
Baseline	54.1 ± 8.5	62.4 ± 8.4^1	66.9 ± 6.0^3	71.4 ± 12.4^2,4
Midseason	55.1 ± 7.9	63.3 ± 6.9^1	65.4 ± 5.8^3	71.8 ± 9.7^2,4
End-season	53.7 ± 7.5	63.9 ± 7.3^1	64.7 ± 8.4^3	72.3 ± 10.1^2,4
Height (cm)
Baseline	165.6 ± 7.4	171.1 ± 9.4^1	175.1 ± 4.4^3	174.2 ± 9.0^4
Midseason	167.8 ± 7.1	172.2 ± 8.5^1	175.2 ± 3.9^3	174.4 ± 9.3^4
End-season	168.1 ± 7.6	173.5 ± 11.2^1	175.3 ± 4.2^3	174.4 ± 8.1^4
Body mass index
Baseline	19.4 ± 2.1	21.2 ± 1.4^1	21.8 ± 1.7^3	23.1 ± 3.3^2,4
Midseason	19.5 ± 2.3	21.3 ± 1.8^1	21.3 ± 1.8^3	23.6 ± 2.9^2,4
End-season	19.0 ± 2.1	21.2 ± 1.5^1	21.1 ± 1.8^3	23.7 ± 2.8^2,4
Body fat (%)
Baseline	6.2 ± 2.8	12.6 ± 2.7^1	8.2 ± 3.8^3	11.8 ± 4.8^2,4
Midseason	5.6 ± 2.1	12.9 ± 3.3^1	7.9 ± 4.6^3	12.1 ± 5.2^2,4
End-season	5.7 ± 2.5	12.8 ± 3.5^1	7.8 ± 4.8^3	11.9 ± 4.9^2,4
Tanner stages
Baseline	2-3	2-3	N/A	N/A
Midseason	2-3	2-3	N/A	N/A
End-season	2-3	2-3	N/A	N/A

A significant difference with baseline (); a significant difference between midseason and end-season (); ¹a significant difference between adolescent groups at the corresponding time point (); ²a significant difference between adult groups at the corresponding time point (); ³a significant difference between trained groups at the corresponding time point (); ⁴a statistical difference between control groups at the corresponding time point ().