Table 3 Power estimates for muscle imaging outcomes
| Muscle measure (thickness) | TEP | CSEP | Power (16 Companies) |
|---|---|---|---|
| Transversus abdominus | 1.5 (sd = 0.5) | 2.0 (sd = 0.5) | 100% |
| Erector spinae | 31.0 (sd = 6.0) | 34.5 (sd = 6.0) | 90% |
| Multifidi (symmetry) | 20.0% (sd = 6.0) | 11.5% (sd = 6.0) | 100% |