Table 4

Changes in body composition from PRE to POST (Math ± SE).

PRE
 POST
 CHANGE
Body Mass (kg)*


     CON
 78.2 ± 5.0
 77.9 ± 5.0
 -0.3 ± 0.5
     EX
 82.3 ± 4.1
 82.0 ± 4.0
 -0.3 ± 0.5
     EXFS
 84.7 ± 5.5
 82.9 ± 5.2
 -1.8 ± 1.0
Fat Mass (kg)**


     CON
 22.6 ± 2.0
 22.2 ± 2.0
 -0.4 ± 0.4
     EX
 23.9 ± 2.2
 22.8 ± 2.9
 -1.1 ± 0.4a
     EXFS
 28.9 ± 2.3
 26.2 ± 2.3
 -2.7 ± 0.4a,b,c
% Body Fat**


     CON
 28.9 ± 2.4
 28.5 ± 2.6
 -0.4 ± 0.4
     EX
 29.0 ± 2.2
 27.8 ± 2.3
 -1.2 ± 0.4a
     EXFS
 34.1 ± 1.3
 31.6 ± 1.4
 -2.5 ± 0.4a,b,c
Fat-Free Mass (kg)*


     CON
 55.6 ± 4.3
 55.7 ± 4.4
 0.10 ± 0.3
     EX
 58.4 ± 3.5
 59.2 ± 3.7
 0.80 ± 0.6
     EXFS
 55.8 ± 3.5
 56.7 ± 3.4
 0.90 ± 0.5
Muscle Mass (kg)**


     CON
 26.8 ± 2.5
 26.8 ± 2.6
 0.0 ± 0.1
     EX
 28.1 ± 2.2
 28.4 ± 2.3
 0.3 ± 0.2
     EXFS
 26.5 ± 2.1
 27.1 ± 2.1
 0.6 ± 0.1a,b

CON = control; EX = exercise only; EXFS = exercise + food supplement. *Main effect for time (p ≤ 0.05); **Group-by-Time interaction (p ≤ 0.05). aDifferent from PRE (p ≤ 0.017); bDifferent from CON (p ≤ 0.05); cDifferent from EX (p ≤ 0.05).

Lockwood et al. Nutrition & Metabolism 2008 5:11   doi:10.1186/1743-7075-5-11