(A) Fiber type composition (%) 
Fiber type Control group N = 6 Training group N = 7 P-value
Type I 41.7  ±  3.9 47.8  ±  6.9 NS
Type IIa 33.9  ±  3.8 41.1  ±  6.4 NS
Type Iix 23.6  ±  3.6 10.0  ±  4.5 NS
Type IIc 0.8  ±  0.4 1.0  ±  0.7 NS
(B) Fiber type area distributuion (%)
Fiber type Control group N = 6 Training group N = 7 P-value
Type I 41.9  ±  4.4 44.8  ±  6.7 NS
Type IIa 36.7  ±  4.1 45.7  ±  7.0 NS
Type IIx 20.8  ±  2.9 8.7  ±  3.9 0.05
Type IIc 0.7  ±  0.4 0.8  ±  0.6 NS
(C) Fiber type cross-sectional area (μm2)
Fiber type Control group N = 6 Training group N = 7 P-value
Type I 4708  ±  376 5672  ±  287 NS
Type IIa 5099  ±  459 6880  ±  481 0.05
Type IIx 4207  ±  447 3004  ± 1087 0.05
Type IIc 2034  ±  911 1447  ±  939 NS
Mean 4012  ±  548 4251  ±  697 NS
(D) Number of capillaries around fiber type 
Fiber type Control group N = 6 Training group N = 7 P-value
Type I 4.8  ± 0 .4 5.6  ±  0.3 NS
Type IIa 4.4  ±  0.5 5.4  ±  0.2 NS
Type IIx 3.9  ±  0.5 2.3  ±  0.8 NS
Type IIc 1.2  ±  0.6 1.9  ±  1.2 NS
Mean 3.6  ±  0.5 3.8  ±  0.6 NS
Values are meals ± SE
P-values denote level of significance between Training and Control groups
Table 2: Morphological characteristics of vastus lateralis muscle in Training and Control groups.