Table 3. Leg strength and training loads. Values are mean (±SD).
CONT group (n = 24) WGFE group (n = 22)
Week 0 Week 6 Week 12 Week 0 Week 6 Week 12
Incline leg press 1RM, kg 280(46) 354(65)* 373(65)*†  289(56) 364(48)* 389(52)*† 
Maximum Isometric knee-extensor Force, Nm 295(64) 306(63)* 314(67)*†  285(47) 297(45)* 301(51)*† 
Load lifted per training session, kg - 19421 (3386) 20064 (4457) - 19104 (3253) 19072 (4798)
CONT = Control, WGFE = Whey Growth Factor Extract.
*significantly different from Week 0 (p < 0.05)
† significantly different from Week 6 (p < 0.05).