Table 2.
Descriptive data of the sample. Significant results are marked in bold.
| Controls | PD cases | p | |
|---|---|---|---|
|
| |||
| n | 302 | 262 | |
| Men (%) | 81 (27%) | 146 (56%) | <0.0001a |
| Women (%) | 221 (73%) | 116 (44%) | |
|
| |||
| Ageb | 58 ± 9.58 | 68 ± 10.29 | 0.25 |
|
| |||
| Years of educationb | 14.35 ± 5.31 | 12.27 ± 5.98 | 0.09 |
|
| |||
| Head injury or concussionc | 0.45 | ||
| No | 208 | 153 | |
| Yes | 51 | 31 | |
|
| |||
| Participant-reported ancestryd | -Amerindian (13.7%) -European (5.7%) -Other (1.6%) -Mixed (79%) |
-Amerindian (37.5%)* -European (10%) -Other (0.4%) -Mixed (48.3%)* |
0.0005 |
| • Amerindian and European (94.9%) • Amerindian and Asian (0.84%) • Other (4.26%) |
• Amerindian and European (80.2%) • Amerindian and Asian (2.4%) • Other (17.4%) |
||
a
Group x Sex Chi square (2X2); significant differences were observed among all subgroups; n and percentage are reported.
b
Studenťs t-test; Mean ± standard deviation is reported.
c
Group x No/Yes Chi square (2x2); n is reported
d
Group x Self-reported ancestry Chi square (2x4); percentage is reported; differences between No PD vs. PD patients
*
p<0.001