Table 2.
Demographic and neuropsychological test scores compared between TNP level of impairment subgroups
| Level of impairment | ||||||||
|---|---|---|---|---|---|---|---|---|
| CN | NCD | |||||||
| N | Mean | SD | N | Mean | SD | t | d | |
| MMSE | 29 | 28.79 | 1.01 | 44 | 26.82 | 3.19 | 3.225** | 0.77 |
| OTMT Part A | 51 | 7.71 | 1.67 | 56 | 9.50 | 3.31 | −3.489*** | 0.68 |
| OTMT Part B | 50 | 39.76 | 19.95 | 52 | 51.87 | 25.80 | −2.644** | 0.52 |
| DS Forward | 52 | 6.44 | 1.32 | 59 | 5.68 | 1.06 | 3.384*** | 0.64 |
| DS Backward | 52 | 4.94 | 1.09 | 59 | 4.07 | 1.17 | 4.049*** | 0.77 |
| CIFA S Words | 51 | 12.41 | 3.68 | 56 | 10.25 | 4.38 | 2.749** | 0.53 |
| CIFA P Words | 44 | 12.50 | 4.22 | 46 | 9.22 | 3.76 | 3.899*** | 0.82 |
| CIFA Animals | 51 | 19.45 | 5.63 | 56 | 14.13 | 4.85 | 5.255*** | 1.02 |
| CIFA Supermarket Items | 38 | 26.00 | 8.89 | 36 | 16.75 | 5.90 | 5.244*** | 1.22 |
| BNT-30 | 51 | 28.86 | 1.74 | 57 | 27.23 | 3.64 | 2.920** | 0.56 |
| CDT | 44 | 4.55 | 0.66 | 49 | 4.10 | 1.14 | 2.257* | 0.47 |
| HVLT-R Total 1–3 | 52 | 24.81 | 5.12 | 59 | 18.39 | 5.73 | 6.189*** | 1.18 |
| HVLT-R Delayed Recall | 52 | 8.64 | 2.42 | 59 | 3.98 | 3.91 | 7.423*** | 1.41 |
| HVLT-R Percent Retention | 52 | 86.03 | 17.38 | 59 | 46.12 | 41.28 | 6.481*** | 1.23 |
| HVLT-R Discrimination Index | 52 | 10.42 | 1.46 | 59 | 7.81 | 2.96 | 5.773*** | 1.10 |
| GDS-15 | 51 | 5.33 | 3.84 | 59 | 4.09 | 3.45 | 1.797 | 0.34 |
Notes: N = 111; *p < .05; **p < .01; *** p < .001; t = independent samples t-test; d = Cohen’s d; CN = cognitively normal; NCD = neurocognitive disorder; MMSE = Mini Mental State Examination; OTMT = Oral Trail Making Test; DS = Digit Span; CIFA = Calibrated Ideational Fluency Assessment; BNT-30 = Boston Naming Test 30-item; CDT = Clock Drawing Test; HVLT-R = Hopkins Verbal Learning Test-Revised; GDS-15 = Geriatric Depression Scale 15-item.