Table 2.
Genetic correlations of muscle spindles with other indices of soleus muscle. Correlation coefficient, r, and associated P value (below)
| Fibre number | CSA1 | CSA2A | % type 1 | Spindles | |
|---|---|---|---|---|---|
| WEIGHT | 0.923 | 0.970 | 0.993 | 0.262 | −0.198 |
| 0.009 | 0.001 | 0.00008 | 0.615 | 0.706 | |
| Fibre number | 0.900 | 0.915 | 0.120 | 0.038 | |
| 0.015 | 0.011 | 0.821 | 0.944 | ||
| CSA1 | 0.948 | 0.112 | −0.313 | ||
| 0.004 | 0.832 | 0.546 | |||
| CSA2A | 0.367 | −0.143 | |||
| 0.474 | 0.788 | ||||
| % type 1 | 0.344 | ||||
| 0.504 | |||||
CSA1, cross-sectional area of type 1 fibres; CSA2A, cross-sectional area of type 2A fibres; % type 1, percentage of type 1 fibres.
Statistically significant correlations are in bold.