Clinical or epidemiologic variable | SAMa | t-Testb (unequal variance) | Wilcoxonb |
---|---|---|---|
Type of fatigue onset (gradual or sudden) | 117 | 199 | 159 |
Illness group (1 or 2) | 0 | 15 | 1 |
Age (≤50 or >50 years) | 4 | 29 | 22 |
Body mass index (<25 or >30) | 0 | 4 | 5 |
No. of symptoms (4 or ≥6) | 0 | 0 | 0 |
Duration of illness (≤10 or >10) | 6 | 19 | 10 |