Table 1.
Baseline characteristics by occurrence of psychosis
| |
Psychosis (+) |
Psychosis (-) |
Censored |
P value***
|
|
|---|---|---|---|---|---|
| Characteristics | (n = 52) | (n = 140) | (n = 139) | ||
| Male, n (%) |
|
27(51.9) |
47(33.6) |
68(48.9) |
0.02 |
| Age (Y), mean (SD) |
|
70.7(6.9) |
68.9(9.0) |
69.4(10.2) |
0.14 |
| mH-Y stage*, n (%) |
1-3 |
20(39.2) |
107(76.4) |
72(56.7) |
<0.0001 |
| 4-5 |
31(60.8) |
33(23.6) |
55(43.3) |
|
|
| MMSE** |
Mean (SD) |
21.8(5.1) |
25.6(4.2) |
24.3(5.3) |
<0.0001 |
| ≤24 , n (%) |
32(68.1) |
37(29.8) |
47(44.8) |
<0.0001 |
|
| >24, n (%) |
15(31.9) |
87(70.2) |
58(55.2) |
|
|
| Age of PD onset, mean (SD) |
60.5(9.9) |
61.7(10.9) |
61.8(12.2) |
0.51 |
|
| Duration (Y), mean (SD) | 10.2(7.0) | 7.3(5.3) | 7.2(5.3) | 0.002 | |
Abbreviations: n, number; Y, years; SD, standard deviation; mH-Y, modified Hoehn-Yahr stage; MMSE, Mini-Mental State Examination; PD, Parkinson’s disease.
*, ** the variable totals not equal to total numbers due to missing values.
*n = 51 (psychosis (+)), 140 (psychosis (-)), 127 (censored).
**n = 47 (psychosis (+)), 124 (psychosis (-)), 105 (censored).
***comparison between pychosis (+) and psychosis (-).