Table 2. Spatiotemporal measures of gait in normal and XLMTM dogs measured at 10, 17 and 25 weeks-of-age.
| Dog | Velocity (cm/s) | Stride length (cm) | Stride time (s) | Step length (cm) | Step time (s) | Stance time (s) | Stance % of cycle | Swing time (s) | Swing % of cycle |
|---|---|---|---|---|---|---|---|---|---|
| Normal | |||||||||
| 10 weeks (n=6) | 175.8±26.0 | 61.6±11.0 | 0.35±0.05 | 30.5±5.4 | 0.18±0.02 | 0.13±0.02 | 36±4.0 | 0.22±0.04 | 64.0±4.0 |
| 17 weeks (n=6) | 175.6±16.7 | 68.5±5.2 | 0.39±0.05 | 68.5±5.2 | 0.20±0.02 | 0.17±0.03 | 42.1±4.0 | 0.22±0.02 | 57.9±3.9 |
| 21 weeks (n=6) | 164.6±16.9 | 70.3±9.2 | 0.43±0.04 | 34.9±4.6 | 0.22±0.02 | 0.19±0.02 | 44.4±2.5 | 0.24±0.02 | 55.6±2.5 |
| XLMTM | |||||||||
| 10 weeks (n=6) | 129.4±45.7 | 48.1±11.0 | 0.39±0.06 | 23.9±5.5 | 0.19±0.03 | 0.16±0.04 | 42.0±4.8 | 0.22±0.02 | 55.7±8.1 |
| 17 weeks (n=3) | 114.2±1.5 | 51.5±6.6 | 0.45±0.05 | 25.6±3.3 | 0.23±0.03 | 0.24±0.04 | 51.8±2.6 | 0.22±0.01 | 48.2±2.6 |
| 21 weeks (n=2) | 125.8±3.5 | 55.0±4.9 | 0.44±0.02 | 27.4±2.4 | 0.22±0.01 | 0.22±0.02 | 50.6±1.4 | 0.22±0.00 | 49.4±1.4 |
Data are presented as mean ± SD. XLMTM, X-linked myotubular myopathy.