Details of subjects and controls
| Age | Side | Symptom duration (months) | Histological scores | Description | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Fibro | CIC | Vasc | Coll | Mono | GS | |||||
| Histological grading scores: 1, normal; 2, mild abnormality; 3, moderate abnormality; 4, severe abnormality. | ||||||||||
| Fibro, Fibrocyte activity; CIC, chronic inflammatory cells; Vasc, vascularity; Coll, collagen regularity; Mono, mononuclear cells; GC, ground substance. | ||||||||||
| Subjects | ||||||||||
| 1 | 22 | R | 24 | 2 | 1 | 3 | 2 | 1 | 2 | Moderate arterioles |
| 2 | 20 | L | 12 | 1 | 3 | 2 | 1 | 1 | 1 | Lymphocytes and capillaries |
| 3 | 22 | L | 6 | 3 | 3 | 3 | 2 | 2 | 2 | Inflammation and mast cells |
| 4 | 21 | L | 6 | 4 | 2 | 3 | 2 | 1 | 1 | Fibroblast activity, occasional mast cells |
| 5 | 19 | L | 48 | 3 | 2 | 3 | 2 | 1 | 1 | Skeletal muscle fibre regeneration, no inflammation |
| 6 | 23 | L | 48 | 1 | 2 | 2 | 2 | 1 | 2 | Lymphocytes and capillaries |
| 7 | 18 | R | 6 | 2 | 2 | 1 | 2 | 1 | 1 | Lymphocytes |
| 8 | 17 | R | 9 | 2 | 2 | 2 | 2 | 1 | 2 | Lymphocytes and capillaries |
| 9 | 19 | R | 5 | 2 | 3 | 3 | 2 | 1 | 1 | Lymphocytes, capillaries and venules |
| 10 | 26 | R | 24 | 2 | 2 | 2 | 2 | 1 | 1 | Capillaries, arterioles and venules |
| 11 | 21 | R | 24 | 1 | 2 | 2 | 1 | 1 | 1 | Lymphocytes and capillaries |
| 12 | 18 | L | 18 | 2 | 2 | 3 | 3 | 1 | 1 | Capillaries, thicker walled vessels |
| 13 | 21 | R | 6 | 2 | 2 | 2 | 1 | 1 | 1 | Lymphocytes and capillaries |
| 14 | 17 | R | 4 | 2 | 2 | 3 | 1 | 1 | 2 | Lymphocytes and capillaries |
| 15 | 32 | R | 36 | 2 | 4 | 3 | 3 | 3 | 2 | ‘Vasculitis’, lymphocytes, disorganised collagen |
| 16 | 19 | R | 60 | 2 | 3 | 2 | 2 | 2 | 1 | Lymphocytes and capillaries |
| 17 | 17 | R | 30 | 2 | 3 | 2 | 3 | 2 | 1 | Mast cells (collagen and perivascular), vasculitis |
| 18 | 19 | L | 7 | 1 | 2 | 1 | 1 | 1 | 1 | Lymphocytes, normal skeletal muscle fibres |
| 19 | 17 | L | 6 | 2 | 2 | 2 | 2 | 1 | 1 | Lymphocytes and capillaries |
| Sum | 388 | 379 | ||||||||
| Mean | 20.42 | 19.95 | ||||||||
| Controls | ||||||||||
| 1 | 25 | R | – | 1 | 2 | 2 | 3 | 1 | 2 | Capillaries and disrupted collagen |
| 2 | 29 | R | – | 2 | 2 | 2 | 3 | 1 | 1 | Collagen changes, lymphocytes and capillaries |
| 3 | 34 | R | – | 2 | 2 | 2 | 2 | 1 | 2 | Lymphocytes and capillaries |
| 4 | 18 | L | – | 2 | 3 | 3 | 2 | 1 | 1 | Lymphocytes and capillaries |
| 5 | 29 | L | – | 2 | 2 | 3 | 3 | 1 | 2 | Capillaries and distorted collagen arrangement |
| 6 | 32 | R | – | 2 | 2 | 2 | 3 | 1 | 2 | Mast cells, occasional lymphocytes |
| 7 | 19 | R | – | 2 | 1 | 1 | 3 | 1 | 1 | Remodelled collagen |
| 8 | 26 | L | – | 1 | 1 | 1 | 2 | 1 | 2 | Normal skeletal muscle fibres |
| 9 | 30 | R | – | 3 | 2 | 2 | 4 | 1 | 2 | Fibrocytes, lymphocytes |
| 10 | 24 | R | – | 1 | 2 | 1 | 2 | 1 | 2 | Lymphocytes, remodelled collagen |
| 11 | 23 | R | – | 1 | 2 | 1 | 2 | 1 | 1 | Mast cells |
| Sum | 289 | |||||||||
| Mean | 26.27 | |||||||||