TABLE 2.
Baseline comparison of subject groups: Sham versus low-frequency pulsed electromagnetic fields (PEMF)
| Sham
|
PEMF
|
|||||
|---|---|---|---|---|---|---|
| FM | Other | Total | FM | Other | Total | |
| Total, n | 9 | 8 | 17 | 8 | 7 | 15 |
| Female, n | 9 | 4 | 13 | 7 | 4 | 11 |
| Male, n | 0 | 4 | 4 | 1 | 3 | 4 |
| Mean age, years | 54.6 | 58.3 | 56.3 | 47.5 | 56.6 | 51.7 |
| Minimum age, years | 41 | 47 | 41 | 28 | 37 | 28 |
| Maximum age, years | 65 | 78 | 78 | 72 | 81 | 81 |
| Day 0 baseline pain VAS score* | 9.0 | 7.7 | 8.4 | 8.9 | 8.4 | 8.6 |
| Day 1 baseline pain VAS score† | 8.5 | 8.4 | 8.4 | 9.6 | 8.9 | 9.3 |
*
Pain severity on day recruited into study;
†
Pain severity just before first sham or PEMF treatment. FM Fibromyalgia; VAS Visual analogue scale