Table 5.
Candidate variables included in multivariate modelling of longitudinal ZBI
| Patient-reported | Caregiver-reported | Clinician acquired |
|---|---|---|
| Apathy total | Caregiver-rated BIS total | Age |
| BIS total | Caregiver-rated BIS attentional subscale total | Gender |
| BIS attentional subscale total | Caregiver-rated BIS motor subscale total | Hoehn and Yahr stage |
| BIS motor subscale total | Caregiver-rated BIS non-planning subscale total | Log0 LEDD |
| BIS non-planning subscale total | Caregiver-rated EQ total | Tremor-akinesia subtype |
| BDI total | RQI total | Log0 delay discount k |
| EQ total | ZBI total | Log0 ELF repetitions |
| GAI total | Log0 ELF rule violations | |
| QUIP-RS—buying | Log0 Hayling Category A errors | |
| QUIP-RS—eating | Log0 Hayling Category B errors | |
| QUIP-RS—gambling | Log0 Hayling AB error score | |
| QUIP-RS—hobbyism | MMSE total | |
| QUIP-RS—medication use | MOCA total | |
| QUIP-RS—sex | UPDRS total | |
| QUIP-RS—ICD total | ||
| QUIP-RS—QUIP total |