Relationships between RFCSA and HRQL
| r Value | p Value | |
| HAD | −0.6 | 0.01 |
| SF-36 PF | 0.24 | NS |
| SF-36 MF | 0.76 | 0.0005 |
p and r values derived from Spearman's correlation coefficient.
HAD, Hospital Anxiety and Depression scale; HRQL, health related quality of life; RFCSA, rectus femoris cross-sectional area; SF-36 MF, Short Form 36 Mental Functioning domain score; SF-36 PF, Short Form 36 Physical Functioning domain score.