From: Neurocognitive profiles in treatment-resistant bipolar I and bipolar II disorder depression
Neurocognitive domain | Total sample | BD I | BD II | BD I vs. BD II | |
---|---|---|---|---|---|
Test | n = 51 | n = 19 | n = 32 | χ 2 | p |
Speed of processing | 43.1 | 63.2 | 31.2 | 4.9 | 0.041 |
BACS–Symbol Coding | 49.0 | 52.6 | 46.9 | 0.2 | 0.776 |
Fluency | 17.6 | 31.6 | 9.4 | 4.0 | 0.062 |
TMT-A | 45.1 | 63.2 | 34.4 | 4.0 | 0.080 |
Attention/Vigilance | 36.4a | 42.9 | 33.3 | 0.4 | 0.738 |
CPT | |||||
Working memory | 21.6 | 21.1 | 21.9 | 0.0 | 1.000 |
Spatial Span | 18.0b | 26.3 | 12.9 | 1.4 | 0.273 |
Letter-Number Span | 25.5 | 31.6 | 21.9 | 0.6 | 0.515 |
Verbal learning | 39.2 | 42.1 | 37.5 | 0.1 | 0.774 |
HVLT-R | |||||
Visual learning | 24.5c | 38.9 | 16.1 | 3.2 | 0.094 |
BVMT-R | |||||
Reasoning | 30.0b | 22.2 | 34.4 | 0.8 | 0.523 |
Mazes | |||||
Mean composite score | 31.4 | 42.1 | 25.0 | 1.6 | 0.228 |
IQ | 5.9 | 15.8 | 0.0 | 5.4 | 0.047 |
WASI | |||||
IQ decline (NART-WASI) ≥1.5 SD | 15.2d | 33.3 | 3.6 | 7.5 | 0.010 |