Table 4 Current classification and illness severity by cluster analysis of 164 study participants with no medical or psychiatric exclusions.
From: Chronic Fatigue Syndrome – A clinically empirical approach to its definition and study
Cluster Group | ||||
|---|---|---|---|---|
Current Classification Surveillance Criteria | 1 Most Severe | 2 Intermediate | 3 Least Severe | |
CFS | 7 (43.8)* | 9 (56.3) | 0 | 16 |
ISF | 16 (21.1) | 55 (72.4) | 5 (6.6) | 76 |
Remission | 1 (4.2) | 13 (54.2) | 10 (41.7) | 24 |
Control | 0 | 5 (10.4) | 43 (89.6) | 48 |
24 | 82 | 58 | 164 | |