Table 2: IGF-I and IGFBP-3 concentrations (mean ± SD) in volleyball players (n = 10) before and after (pre × post) standardized training throughout the training season and relative changes.

   

Time points

 
 

A1

A2

A3

Δ%

IGF-I pre

218 ± 97.75

215 ± 91.76

236 ± 100.20

8.35

IGF-I post

216 ± 96.51

219 ± 93.44

234 ± 89.00

8.24

IGFBP-3 pre

3.76 ± 0.76

3.66 ± 0.95

3.80 ± 0.80

1.06

IGFBP-3 post

3.79 ± 0.99

3.73 ± 1.06

3.82 ± 0.85

0.79