Cross-sectional | Longitudinal | |||||
N | rs | P value | N | rs | P value | |
Age at CSF collection | 162 | −0.002 | 0.98 | n/a | n/a | n/a |
Age at onset | 157 | −0.06 | 0.46 | n/a | n/a | n/a |
Disease duration at CSF collection | 157 | 0.03 | 0.68 | n/a | n/a | n/a |
MMSE | 135 | −0.11 | 0.20 | 51 | −0.29 | 0.04 |
Global CDR | 78 | 0.15 | 0.18 | 33 | −0.03 | 0.86 |
CDR-SB | 65 | 0.23 | 0.07 | 33 | −0.01 | 0.97 |
FTD-CDR-SB | 34 | 0.05 | 0.79 | 10 | 0.33 | 0.37 |
For longitudinal analysis, annualised change of the scores was used. P<0.05 are in bold, none survived Bonferroni correction for multiple testing.
CDR, global score of clinical dementia rating scale; CDR-SB, clinical dementia rating scale sum of boxes; CSF, cerebrospinal fluid; FTD-CDR, frontotemporal dementia clinical dementia rating scale; MMSE, Mini-Mental State Examination.