Table 4.
FKSI Item Content and Descriptive Statistics (N=2000)
| Item Content | FKSI-15? | NFKSI-DRS-13? | FKSI-DRS-9? | Mean* | SD |
|---|---|---|---|---|---|
| I have a lack of energy | Yes | Yes | Yes | 2.64 | 1.18 |
| I have pain | Yes | Yes | Yes | 2.71 | 1.24 |
| I am losing weight | Yes | Yes | Yes | 3.47 | 0.89 |
| I feel fatigued | Yes | Yes | Yes | 2.74 | 1.20 |
| I have been short of breath | Yes | Yes | Yes | 3.32 | 1.00 |
| I am bothered by fevers | Yes | Yes | Yes | 3.85 | 0.55 |
| I have bone pain | Yes | Yes | Yes | 3.45 | 1.03 |
| I have been coughing | Yes | Yes | Yes | 3.95 | 0.98 |
| I feel weak all over | Yes | 3.46 | 0.97 | ||
| I have had blood in my urine | Yes | Yes | Yes | 3.91 | 0.45 |
| I worry that my condition will get worse | Yes | Yes | 3.27 | 1.14 | |
| I have a good appetite | Yes | Yes | 2.68 | 1.22 | |
| I am sleeping well | Yes | Yes | 2.08 | 1.27 | |
| I have nausea | 3.74 | 0.68 | |||
| I have diarrhea | 3.69 | 0.55 | |||
| I am bothered by side effects of treatment | Yes | 3.68 | 0.83 | ||
| I am able to work (include work at home) | Yes | 2.62 | 1.49 | ||
| I am able to enjoy life | Yes | 2.74 | 1.52 | ||
| I am content with the quality of my life right now | 2.30 | 1.31 |
*
Notes: (1) These are not raw data values; some items have been reverse-scored per FACIT convention so that higher scores indicate better outcomes.
(2) Items in table comprise the NFKSI-19. Specific items administered as part of other FKSI scales are indicated.