Correlation of clinical features with outcome
| Variable | Complete remission at five years | p Value | ||
|---|---|---|---|---|
| *See Methods. | ||||
| Age | ||||
| <40 years (n = 18) | 5 (28%) | NS | ||
| >40 years (n = 20) | 5 (20%) | |||
| Sex | ||||
| Female (n = 13) | 4 (31%) | NS | ||
| Male (n = 25) | 6 (24%) | |||
| Hughes grade at entry | ||||
| 1–2 (n = 17) | 4 (24%) | NS | ||
| 3–5 (n = 21) | 6 (29%) | |||
| Mode of onset | ||||
| Subacute (n = 23) | 10 (43%) | 0.005 | ||
| Chronic (n = 15) | 0 (0%) | |||
| Symptoms | ||||
| Symmetrical (n = 26) | 10 (38%) | 0.012 | ||
| Asymmetrical (n = 12) | 0 (0%) | |||
| Muscle atrophy | ||||
| Yes (n = 12) | 0 (0%) | 0.01 | ||
| No (n = 26) | 10 (38%) | |||
| Response to steroid therapy | ||||
| Yes (n = 23) | 10 (43%) | 0.02 | ||
| No (n = 10) | 0 (0%) | |||
| Motor electrodiagnosis* | ||||
| Distal (n = 10) | 7 (70%) | <0.001 | ||
| Intermediate (n = 14) | 0 (0%) | |||
| Diffuse (n = 14) | 3 (21%) | |||