Table 2.
Caregiver Demographics and Burden
| Caregiver demographics | Informal caregivers | PD patients |
|---|---|---|
| Sample size (n) | 11 | 11 |
| Gender (n, %) | ||
| Female | 9 (81.8) | 2 (18.2) |
| Male | 2 (18.2) | 9 (81.8) |
| Age (mean, SD) | 65 (8.2) | 65 (5.9) |
| Range | 51–80 | 56–72 |
| Years of education (mean, SD) | 16.8 (1.8) | 17 (2.2) |
| Range | 14–21 | 12–20 |
| Marital status (%) | ||
| Married | 90.9 | 90.9 |
| Divorced | 9.1 | 9.1 |
| Length of caregiving in months (mean, SD) | 63.5 (55.2) | — |
| Range | 0–182 | |
| Income (%) | ||
| <$10,000 | 18.2 | 18.2 |
| $10,000–$19,999 | 9.1 | 9.1 |
| $20,000–$34,999 | 27.3 | 18.2 |
| $35,000–$49,999 | 18.2 | 27.3 |
| $50,000–$99,999 | 27.3 | 9.1 |
| >$100,000 | — | 18.2 |
| Hoehn and Yahr (n, %) | ||
| Stage I | — | — |
| Stage I.5 | — | — |
| Stage II | — | 6 (54.5) |
| Stage II.5 | — | 3 (27.3) |
| Stage III | — | 1 (9.1) |
| Stage IV | — | 1 (9.1) |
| MoCA (mean, SD), range | — | 25.5 (4.0), 14–28 |
| Deep brain stimulation (n,%) | — | 3 (27.3) |
| ZBI (mean, SD), range | 24.1 (9.6), 14–40 | — |
ZBI (scores range from 0 to 48 with higher scores indicating worse levels of burden; >17 = high burden).
MoCA, Montreal Cognitive Assessment; SD, standard deviation; ZBI, Zarit Burden Inventory.