Table 1.
Characteristics of Kaiser Permanente Northern California Region (KPNC) MS casesin validation and reliability study samples
| Mean (SD) or Frequency (%) | ||
|---|---|---|
| Characteristic | Validation Sample | Reliability Sample |
| Number of individuals | 100 | 36 |
| Age at assessment (years) | 58.2 (9.4) | 56.8 (9.2) |
| Sex (Female) | 81 (81%) | 25 (69.4) |
| Disease subtype (RRMS and SPMS) | 86 (86%) | 28 (77.8) |
| Education (any college) | 93 (93%) | 31 (86.1) |
| Race and ethnicity (White, non-Hispanic/Black/Other) | 86 (86%)/13 (13%)/1 (1%) | 36 (100%)/0/0/0 |
| Disease duration (years) | 25.5 (10.0) | 22.9 (9.4) |
| PHQ-9 score | 16.8 (5.6) | 16.7 (4.8) |
| MSNQ score | 18.9 (11.7) | 19.0 (12.0) |