Table 5.
Body Composition and Limb Muscle Strength for the Dominant Limb (DL) and non-dominant Limb (NDL) of Older Recreational Tennis player (RTTP) and Sedentary Participants (SP).
| DL (n=20) Mean± SD | NDL (n=20) Mean± SD | Between-Arm Difference Mean (95%CI) | Group Effect | Limb Effect | Group ´ Limb Interaction | |
|---|---|---|---|---|---|---|
| LM (kg) | ||||||
| RTTP | 3.4±0.3 | 3.1±0.2 | 0.31 (0.19 to 0.43) | 0.154 | 0.001 | 0.015 |
| SP | 3.2±0.3 | 3.14±0.3 | -0.06 (-0.12 to 0.22) | |||
| FM (kg) | ||||||
| RTTP | 1.14±0.2 | 1.46±0.24 | -0.4 (-0.25 to -0.15) | 0.001 | 0.001 | 0.001 |
| SP | 1.51±0.26 | 1.57±0.34 | -0.06 (-0.11 to -0.02) | |||
| BMD (g/cm2) | ||||||
| RTTP | 0.79±0.05 | 0.75±0.04 | 0.04 (0.03 to 0.05) | 0.3 | 0.001 | 0.001 |
| SP | 0.76±0.04 | 0.76±0.03 | -0.005 (-0.02 to 0.01) | |||
| EFMS (N) | ||||||
| RTTP | 24.9±2.5 | 22.7±2.14 | 2.22 (1.7 to 2.7) | 0.007 | 0.001 | 0.001 |
| SP | 22.03±2.2 | 21.5±2.6 | 0.56 (0.17 to 0.96) | |||
| KEMS (N) | ||||||
| RTTP | 34.6±2.2 | 33.9±1.8 | 0.59 (-0.2 to 1.2) | 0.001 | 0.005 | 0.9 |
| SP | 31.6±1.4 | 31.02±1.5 | 0.57 (0.03 to 1.1) | |||
| PFMS (N) | ||||||
| RTTP | 20.1±2.3 | 19.5±2.6 | 0.53 (0.2 to 1.1) | 0.04 | 0.007 | 0.9 |
| SP | 18.8±1.4 | 18.2±1.3 | 0.53 (-0.01 to 1.07) | |||
Abbreviations: LM, lean mass; FM, fat mass; BMD, bone mineral density; EFMS, elbow flexor muscle strength; KEMS, knee extensor muscle strength; PFMS, plantar flexor muscle strength.