Table 1.
Characteristics of study population (N = 2508)
| Characteristic | Mean | (SD) | |
|---|---|---|---|
| Age | 66.0 | (11.9) | |
| BMI (kg/m2) | 26.8 | (5.5) | |
| Years since diagnosis | 2.0 | (0.8) | |
| Usual fatigue before diagnosis (0–10 scale) | 2.5 | (2.1) | |
| Usual fatigue in last 24 h (0–10 scale) | 3.4 | (2.3) | |
| Maximal fatigue since diagnosis (0–10 scale) | 6.2 | (3.0) | |
| N | % | ||
| Primary tumor | Breast | 232 | 9.3 |
| Prostate | 223 | 8.9 | |
| Multiple primaries | 212 | 8.5 | |
| Non-Hodgkin lymphoma | 210 | 8.4 | |
| Kidney | 207 | 8.3 | |
| Rectum | 195 | 7.8 | |
| Colon | 189 | 7.5 | |
| Endometrium | 176 | 7.0 | |
| Malignant melanoma | 173 | 6.9 | |
| Leukemia | 158 | 6.3 | |
| Ovaries or cervix | 150 | 6.0 | |
| Bladder | 140 | 5.6 | |
| Stomach | 125 | 5.0 | |
| Lung | 37 | 1.5 | |
| Pancreas | 33 | 1.3 | |
| Liver | 30 | 1.2 | |
| Other | 18 | 0.7 | |
| Sex | Male | 1262 | 50.3 |
| Female | 1225 | 48.8 | |
| Missing | 21 | 0.8 | |
| BMI | Underweight (< 18.5) | 44 | 1.8 |
| Normal (18.5–< 25) | 962 | 38.4 | |
| Overweight (25–< 30) | 892 | 35.6 | |
| Obese (30–< 35) | 374 | 14.9 | |
| Severe obese (≥ 35) | 161 | 6.4 | |
| Missing | 75 | 3.0 | |
| Chemotherapya | Never | 1439 | 57.4 |
| In the past | 911 | 36.3 | |
| Recent/current | 132 | 5.3 | |
| Missing | 26 | 1.0 | |
| Radiotherapya | Never | 1779 | 70.9 |
| In the past | 685 | 27.3 | |
| Recent/current | 24 | 1.0 | |
| Missing | 20 | 0.8 | |
| Targeted therapya | Never | 1999 | 79.7 |
| In the past | 361 | 14.4 | |
| Recent/current | 125 | 5.0 | |
| Missing | 23 | 0.9 | |
| Endocrine therapya | Never | 2069 | 82.5 |
| In the past | 262 | 10.4 | |
| Recent/current | 155 | 6.2 | |
| Missing | 22 | 0.9 | |
| Cancer surgerya | Never | 410 | 16.3 |
| In the past | 2019 | 80.5 | |
| Recent/current | 38 | 1.5 | |
| Missing | 41 | 1.6 | |
aRecent/current, within the last 4 weeks; in the past, more than 4 weeks ago