Table 2 Mallow’s Cp, Akaike Information Criterion (AIC) and Pearson’s correlation coefficient (r) with the long form domain score of the selected n-item subsets for each domain
From: Development of a short form of the Singapore Caregiver Quality of Life Scale – Dementia: SCQOLS-D-15
Domain | Items | Cp | AIC | r |
|---|---|---|---|---|
Physical Well-being | PW8 | 115.7 | 745.2 | 0.85 |
PW8 + PW11 | 51.7 | 709.3 | 0.90 | |
PW6 + PW8 + PW11 | 17.5 | 680.8 | 0.93 | |
PW6 + PW7 + PW8 + PW11 | 15.0 | 676.5 | 0.93 | |
Mental Well-being | MW8 | 72.0 | 773.1 | 0.75 |
MW5 + MW8 | 26.7 | 748.1 | 0.83 | |
MW5 + MW8 + MW18 | 17.2 | 738.6 | 0.83 | |
MW4 + MW5 + MW8 + MW18 | 17.7 | 738.0 | 0.83 | |
MW4 + MW5 + MW7 + MW8 + MW18 | 22.0 | 741.0 | 0.83 | |
Experience & Meaning | EM6 | 105.4 | 774.9 | 0.80 |
EM6 + EM12 | 36.8 | 739.9 | 0.88 | |
EM5 + EM6 + EM12 | 15.0 | 718.9 | 0.91 | |
EM5 + EM6 + EM7 + EM12 | 16.0 | 718.3 | 0.91 | |
EM4 + EM5 + EM6 + EM7 + EM12 | 22.0 | 723.8 | 0.91 | |
Impact on Daily Life | DL5 | 116.7 | 596.1 | 0.90 |
DL5 + DL8 | 81.7 | 727.7 | 0.93 | |
DL4 + DL5 + DL8 | 19.8 | 679.2 | 0.95 | |
DL3 + DL4 + DL5 + DL8 | 23.0 | 680.2 | 0.95 | |
Financial Well-being | FW3 | 344.2 | 780.3 | 0.92 |
FW1 + FW3 | 51.0 | 675.6 | 0.97 | |
FW1 + FW3 + FW4 | 13.0 | 641.1 | 0.98 |