Table 2.
Demographic and clinical characteristics of the Parkinson’s disease patient groups n = 96
| Patient groups | PD-N (n = 51) |
PD-MCI (n = 30) | PDD (n = 15) |
Analysis | Significant post-hoc differences (N-K or T2) |
|---|---|---|---|---|---|
| Age | 68.23 ± 7.60 | 69.5 ± 6.86 | 72.73 ± 4.85 | F2,93 = 2.39, p = .09 | |
| Female: Male | 16/35 | 9/21 | 3/12 | X 2 = .74, p = .69 | |
| Education (yrs) | 13.14 ± 3.03 | 12.56 ± 1.99 | 12.26 ± 2.49 | F2,93 = .82, p = .44 | |
| GDS | 1.45 ± 2.88 | 0.73 ± 1.79 | 2.13 ± 3.14 | F2,93 = 1.29, p = .28 | |
| H&Y | 2.10 ± 0.52 | 2.30 ± 0.75 | 2.33 ± 0.59 | F2, 90 = 1.48, p = .23 | |
| NPI | 3.14 ± 5.21 | 4.37 ± 4.62 | 8.13 ± 9.26 | F2, 89 = 4.83, p < .05 | PD-N v PDD, p < .05 |
| ADL-IS | .51 ± 0.51 | .78 ± 0.47 | 2.04 ± 0.54 | F2,91 = 55.35, p < .0001 | PD-N v PDD, p < .001 PD-MCI v PDD, p < .001 |
| Disease Duration (yrs) | 7.54 ± 4.00 | 9.10 ± 4.44 | 11.63 ± 6.92 | F2, 93 = 4.59, p < .05 | |
| UPDRS-III | 25.64 ± 10.80 | 29.2 ± 13.07 | 34.83 ± 10.42 | F2,92 = 3.84, p < .05 | PD-N v PDD, p < .05 |
Values reported as mean ± standard deviation: GDS-Geriatric Depression Scale; H&Y- Hoehn & Yahr; NPI - Neuropsychiatric Inventory; ADL-IS Activities of Daily Living - International Scale (max = 4.0); UPDRS-III Unified Parkinson’s Disease Rating Scale Part III