Table 1.
Polymorphic analysis of PD patients with or without depression.
| PD with depression (n = 199) | PD without depression (n = 171) | P | ||
|---|---|---|---|---|
| Men, n (%) | 95 (47.7) | 93 (54.4) | 0.202a | |
| Age at onset, year (IR) | 65 (57–72) | 64 (55–72) | 0.379b | |
| Duration, year (IR) | 1 (0–5) | 1 (0–3) | 0.246b | |
| 5-HTTLPR | SS, n (%) | 119 (59.8) | 86 (50.3) | 0.023a |
| SL, n (%) | 58 (29.1) | 60 (35.1) | ||
| LL, n (%) | 7 (3.5) | 17 (9.9) | ||
| Rare, n (%) | 15 (7.5) | 8 (4.7) | ||
| rs25531 | AA, n (%) | 158 (79.4) | 128 (74.9) | 0.361a |
| AG, n (%) | 40 (20.1) | 40 (23.4) | ||
| GG, n (%) | 1 (0.5) | 3 (1.8) | ||
IR, interquartile range; PD, Parkinson's disease.
a
Analyzed by Chi square test.
b
Analyzed by Mann-Whitney test.