Table 2.
Comparison of sarcopenia components according to ACTN3 R577X genotype stratified by sex.
| Men | Women | |||||
|---|---|---|---|---|---|---|
| Sarcopenia components | RR + RX (n = 193) | XX (n = 42) | p-value | RR + RX (n = 271) | XX (n = 57) | p-value |
| Sarcopenia | 0.549 | 0.349 | ||||
| No | 148 (76.7%) | 34 (81.0%) | 232 (85.6%) | 46 (80.7%) | ||
| Yes | 45 (23.3%) | 8 (19.0%) | 39 (14.4%) | 11 (19.3%) | ||
| SMMI (Kg/m2) | 7.44 ± 0.75 | 7.32 ± 0.75 | 0.322 | 5.84 ± 0.63 | 5.86 ± 0.71 | 0.865 |
| Grip strength (Kg) | 35.42 ± 8.15 | 35.26 ± 7.44 | 0.910 | 21.54 ± 5.11 | 22.77 ± 5.23 | 0.089 |
| Gait speed (Meters/sec) | 1.13 ± 0.35 | 1.14 ± 0.28 | 0.902 | 1.09 ± 0.31 | 1.11 ± 0.27 | 0.604 |
| Five-time chair stand time (sec) | 12.00 ± 5.02 | 11.57 ± 4.40 | 0.589 | 12.74 ± 5.56 | 12.83 ± 4.13 | 0.900 |
Hardy–Weinberg equilibrium (p = 0.061).