Table 4.
Comparisons of caregiver burdens among NPI clusters
| Cluster 1 (n = 19) | Cluster 2, 3 (n = 16) | Cluster 4, 5 (n = 13) | p | Post-hoc tests | |
|---|---|---|---|---|---|
| BI | 25.6 ± 18.6 | 37.9 ± 17.6 | 55.5 ± 21.1 | < 0.001 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI | 25.9 ± 20.6 | 30.8 ± 18.0 | 56.0 ± 20.1 | < 0.001 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI time-dependence burden | 10.5 ± 6.6 | 12.3 ± 5.8 | 17.4 ± 3.6 | 0.005 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI developmental burden | 4.8 ± 6.0 | 6.3 ± 5.0 | 13.2 ± 5.2 | < 0.001 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI physical burden | 4.1 ± 4.6 | 5.7 ± 4.7 | 9.9 ± 4.6 | 0.004 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI social burden | 3.1 ± 3.2 | 3.5 ± 3.1 | 7.5 ± 4.7 | 0.003 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
| CBI emotional burden | 3.5 ± 3.9 | 3.0 ± 2.4 | 8.0 ± 6.2 | 0.005 | Cluster 4, 5 > cluster 1 = cluster 2, 3 |
Data denote the mean ± standard deviation. Analyses were performed using one-way analysis of variance and LSD post-hoc tests were used for comparisons. BI: Burden Interview, CBI: Caregiver Burden Inventory, NPI: Neuropsychiatric Inventory.