Table 1.
Patient Characteristics
| Variable | Level | Controls | Cases | p-Value |
|---|---|---|---|---|
| Age category | <40 | 28 (5.9%) | 30 (6.8%) | 0.05 |
| 40−49 | 53 (11.2%) | 73 (16.6%) | ||
| 50−59 | 100 (21.1%) | 82 (18.6%) | ||
| 60−69 | 136 (28.6%) | 138 (31.3%) | ||
| 70+ | 158 (33.3%) | 118 (26.8%) | ||
| Mean age | Mean (N, SD) | 61.7 (475,12.84) | 60.1 (441,13.45) | 0.07 |
| Gender | Male | 260 (54.7%) | 255 (57.8%) | 0.35 |
| Female | 215 (45.3%) | 186 (42.2%) | ||
| Race | Caucasian | 475 (100%) | 441 (100%) | |
| Disease type | ||||
| DLBCL | 0 | 86 (19.5%) | ||
| FL | 0 | 98 (22.2%) | ||
| CLL | 0 | 123 (27.9%) | ||
| Other B-NHL | 0 | 91 (20.6%) | ||
| Other T-NHL | 0 | 23 (5.2%) | ||
| Unknown | 0 | 20 (4.5%) | ||
| Family history | 66 | 102 | 0.06 | |
| None | 136 (33.3%) | 106 (31.3%) | ||
| NHL: ICD9=202 | 12 (2.9%) | 15 (4.4%) | ||
| Leukemia: ICD9=208 | 9 (2.2%) | 19 (5.6%) | ||
| Other | 252 (61.6%) | 199 (58.7%) | ||
*Numbers presented are N (%), unless otherwise noted and p-values were generated with Chi-square tests for categorical variables or Student's t-tests for continuous variables