Table 1.
Baseline and Clinical Characteristics of Patients and Matched Comparators
| Lymphoma (n=4072) | Comparators (n=20,360) | |
|---|---|---|
| Age, median (range) | 47 (18–60) | 47 (17–60) |
| Age group, n (%) | ||
| 18–30 | 753 (18.5) | 3792 (18.6) |
| 31–40 | 704 (17.3) | 3464 (17.0) |
| 41–50 | 1000 (24.6) | 5030 (24.7) |
| 51–60 | 1615 (39.7) | 8074 (39.7) |
| Sex, n (%) | ||
| Male | 2385 (58.6) | 11,925 (58.6) |
| Female | 1687 (41.4) | 8435 (41.4) |
| Cohabiting status, n (%) | ||
| Living alone/unknown | 1169 (28.7) | 6060 (29.8) |
| Living with partner | 2903 (71.3) | 14,300 (70.2) |
| Education level (ISCED), n (%) | ||
| ISCED 0–2 | 956 (23.5) | 4572 (22.5) |
| ISCED 3 | 1809 (44.4) | 9208 (45.2) |
| ISCED 5–6 | 899 (22.1) | 4274 (21.0) |
| ISCED 7–8 | 360 (8.8) | 1735 (8.5) |
| Unknown | 48 (1.2) | 571 (2.8) |
| Equalized income, quartiles, n (%) | ||
| Lowest | 864 (21.2) | 4401 (21.6) |
| Second lowest | 1012 (24.9) | 4981 (24.5) |
| Second highest | 1058 (26.0) | 5194 (25.5) |
| Highest | 1116 (27.4) | 5428 (26.7) |
| Unknown | 22 (0.5) | 356 (1.7) |
| Country of origin, n (%) | ||
| Denmark | 3689 (90.6) | 18,305 (89.9) |
| Western country | 158 (3.9) | 842 (4.1) |
| Non-western country | 225 (5.5) | 1206 (5.9) |
| Unknown | 0 (0.0) | 7 (0.0) |
| Employment status, n (%) | ||
| Workinga | 3423 (84.1) | 17,245 (84.7) |
| Unemployed | 348 (8.5) | 1775 (8.7) |
| Sick leave | 173 (4.2) | 594 (2.9) |
| Flexible job | 114 (2.8) | 505 (2.5) |
| Unknown | 14 (0.3) | 241 (1.2) |
| Long-term sickness,b n (%) | ||
| No | 3348 (82.2) | 18,770 (92.2) |
| Yes | 724 (17.8) | 1590 (7.8) |
| CCI before diagnosis, n (%) | ||
| 0-1 | 3744 (91.9) | 18,720 (91.9) |
| 2 | 207 (5.1) | 1035 (5.1) |
| ≥3 | 121 (3.0) | 605 (3.0) |
Notes: aWorking group includes students, parental leave and leave of absence. bFour or more consecutive weeks within the last year before diagnosis or similar date for comparators.
Abbreviations: ISCED, International Standard Classification of Education; CCI, Charlson Comorbidity Index.