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Distribution of CFS dominance according to total counts of CFS ≥ grade 3 on left and right sides and arm pain sidedness.
| Arm Pain | Total | |||||
|---|---|---|---|---|---|---|
| None | Left Only | Right Only | Both | |||
| CFS dominance |
None | 11 | 5 | 3 | 5 | 24 |
| Left | 4 | 8 | 0 | 1 | 13 | |
| Right | 3 | 5 | 13 | 1 | 22 | |
| Both | 3 | 4 | 8 | 1 | 16 | |
| Total | 21 | 22 | 24 | 8 | 75 | |
