Correlation4-150 between increase in NHP scores and increase in total UPDRS scores and between increase in NHP score and a higher Hoehn and Yahr stage
| Increase in total UPDRS score | p Value | Increase in Hoehn and Yahr stage | p Value | |
| Emotional reactions | 0.267 | 0.005 | 0.162 | 0.092 |
| Energy | 0.269 | 0.005 | 0.280 | 0.003 |
| Pain | 0.255 | 0.008 | 0.274 | 0.004 |
| Physical mobility | 0.356 | 0.000 | 0.385 | 0.000 |
| Sleep | 0.123 | 0.204 | 0.278 | 0.003 |
| Social isolation | 0.277 | 0.004 | 0.304 | 0.001 |
| Total NHP | 0.370 | 0.000 | 0.434 | 0.000 |
↵4-150 Spearman correlation coefficient.