Symptoms at baseline—prior to start of gabapentin
| Baseline symptoms* | Total n n (%) | Severity† | |
|---|---|---|---|
| Median | Range | ||
| Fatigue | 76 (60) | 2 | 1–3 |
| Dizziness | 20 (16) | 1 | 1–3 |
| Somnolence | 53 (42) | 1 | 1–3 |
| Cognitive disturbance | 29 (23) | 2 | 1–3 |
| Ataxia | 11 (9) | 1 | 1–5 |
| Tremors | 5 (4) | 1 | 1–3 |
| Nystagmus | 0 (0) | 0 | 0 |
| Headache | 7 (6) | 2 | 1–3 |
| Nausea | 28 (22) | 1.5 | 1–3 |
| Suicidal ideation | 4 (3) | 2 | 1–3 |
| Other | 25 (20) | 2 | 1–3 |
*Patients could have more than one symptom.
†National Cancer Institute Common Toxicity Criteria (NCI CTC).