Table 1 Comparison of the characteristics of responders and non-responders
From: Validation of an Estonian version of the Parkinson's Disease Questionnaire (PDQ-39)
Pilot study for qualitative assessment | Main study for psychometric statistical analysis | ||
|---|---|---|---|
n = 15 | Responders n = 81 | Non-responders n = 23 | |
Female/male (N) | 9/6 | 55/26 | 10/11 |
Mean age, years (SD) | 71.4 (8.9) | 66.9 (8.2) | 72.3 (7.4) |
Age range | 64–86 | 48–85 | 52–86 |
Duration of disease, years (SD) | 7.8 (10.3) | 8.9 (6.3) | 7.5 (9.3) |
Range | 1–34 | 1–35 | 1–36 |
Treatment with levodopa (N of patients) | 11 | 74 | 18 |
Combination antiparkinsonian medications (N of patients) | 12 | 48 | 4 |
Adverse effects (dyskinesias, fluctuations etc) (N of patients) | 12 | 44 | 4 |
Severity of disease HY I–II | 5 | 48 | 15 |
HY III | 7 | 29 | 7 |
HY IV–V | 3 | 4 | 1 |