Retained items included in the DiPCare-Q with psychometric values
| Dimensions | Items (question number) | Item frequency (prevalence) | Loevinger H coefficients | Item-rest correlation | Reliability | Content validity* | Subindex coefficients | |||
| Derivation set (%) | Validation set (%) | Derivation set | Validation set | Derivation set | Validation set | Cohen's κ | Mean (SD) | |||
| Material | Difficulties paying bills (D1) | 55.6 | 25.7 | 0.614 | 0.651 | 0.480 | 0.546 | 0.570 | 7.2 (1.0) | 1 |
| Need to borrow money for daily expense (D2) | 38.8 | 13.6 | 0.506 | 0.469 | 0.496 | 0.412 | 0.755 | 7.4 (0.8) | 1 | |
| Limited access to healthcare (D3) | 19.1 | 10.7 | 0.448 | 0.422 | 0.422 | 0.375 | 0.597 | 7.4 (0.8) | 1 | |
| Scared of losing housing (D4) | 23.0 | 4.5 | 0.448 | 0.458 | 0.419 | 0.328 | 0.727 | 7 (1.6) | 1 | |
| Can't afford clothes (D5) | 40.5 | 17.3 | 0.553 | 0.529 | 0.564 | 0.561 | 0.675 | 6.9 (1.2) | 1 | |
| Can't afford furniture (D6) | 38.8 | 19.1 | 0.530 | 0.501 | 0.564 | 0.475 | 0.550 | 6.2 (1.3) | 1 | |
| Not enough to eat at home (D10) | 17.4 | 5.6 | 0.638 | 0.434 | 0.579 | 0.326 | 0.571 | 7.9 (0.8) | 1 | |
| Difficulties reimbursing loan(s) (D13) | 29.2 | 13.8 | 0.492 | 0.503 | 0.471 | 0.504 | 0.573 | 5.9 (1.6) | 1 | |
| Social | No holidays (D7) | 60.1 | 39.1 | 0.365 | 0.372 | 0.324 | 0.430 | 0.801 | 5.2 (2.3) | 1 |
| No evening(s) spent with family or friends (D8) | 29.2 | 16.1 | 0.493 | 0.502 | 0.562 | 0.428 | 0.719 | 5.5 (2.3) | 1 | |
| No cultural activities (D9) | 61.2 | 49.4 | 0.444 | 0.468 | 0.398 | 0.427 | 0.804 | 5.2 (2.3) | 1 | |
| No access to the internet (D11) | 42.1 | 25.5 | 0.369 | 0.360 | 0.303 | 0.192 | 0.791 | 3.4 (2.1) | 1 | |
| No one to turn to for material support (D12) | 43.3 | 31.8 | 0.344 | 0.309 | 0.283 | 0.284 | 0.545 | 6.1 (2.1) | 1 | |
| Health | Physical handicap (D14) | 29.2 | 21.5 | 0.339 | 0.308 | 0.339 | 0.266 | 0.515 | 6.6 (1.2) | 1 |
| Psychic handicap (D15) | 33.2 | 17.0 | 0.398 | 0.355 | 0.398 | 0.343 | 0.565 | 7 (1.1) | 1 | |
| Addiction (D16) | 16.9 | 5.5 | 0.370 | 0.222 | 0.370 | 0.154 | 0.593 | 7.2 (1.0) | 1 | |
↵* Content validity was measured on an 8-point Likert scale ranging from 1 to 8. Consistency was measured for 178 patients for the derivation set and for 1898 patients for the validation set, reliability for 139 and content validity by 17 physicians.