Table 2. Scores of 3MS and major cognitive domains by a detailed neuropsychological test battery between PD patients with and without CI as diagnosed by 3MS.
| Total | CI group | No CI group | P | |
|---|---|---|---|---|
| (n = 445) | (n = 105) | (n = 340) | ||
| 3MS (scores) | 88(80–93) | 71(65–75) | 91(86–94) | <0.001 |
| Trail A (seconds) | 65(47–92) | 107(78–168) | 59(44–92) | <0.001 |
| Trail B (seconds) | 151(106–230) | 262(183–473) | 130(100–190) | <0.001 |
| Executive dysfunction (n, %) | 133 (29.9%) | 70 (66.7%) | 63 (18.5%) | <0.001 |
| Immediate memory (scores) | 76(61–85) | 57(49–67) | 78(69–90) | <0.001 |
| Immediate memory impairment (%) | 287 (64.5%) | 92 (87.6%) | 195 (57.4%) | <0.001 |
| Delayed memory (scores) | 94(81–100) | 78(60–90) | 96(86–102) | <0.001 |
| Delayed memory impairment (%) | 92 (20.7%) | 49 (47.1%) | 43 (12.6%) | <0.001 |
| Language ability (scores) | 95(86–101) | 85(76–91) | 96(90–104) | <0.001 |
| Language ability impairment (%) | 63 (14.2%) | 33 (31.4%) | 30 (8.8%) | <0.001 |
| Visuospatial ability impairment (scores) | 84(64–105) | 64(58–92) | 87(69–108) | <0.001 |
| Visuospatial ability impairment (%) | 209 (47%) | 69 (65.7%) | 140 (41.2%) | <0.001 |
Abbreviations: 3MS, modified mini-mental state examination; CI, cognitive impairment; PD, peritoneal dialysis.