Table I.
Baseline characteristics of those with and without cancer, CLUE II Cohort, Washington County, MD (1989–2010)a
| Characteristics | No cancer | Cancer | ||
|---|---|---|---|---|
| Total (row %) | 2296 | 100% | 3620 | 100% |
| Mean age (years), (Q1,Q3) | 43.1 | (30,57) | 58.2 | (49,68) |
| Sex | ||||
| Male | 963 | 41.9% | 1703 | 47.0% |
| Female | 1333 | 58.1% | 1917 | 53.0% |
| Mean body mass index (Q1,Q3) | 25.7 | (22.0,28.4) | 26.6 | (23.4,28.9) |
| Education | ||||
| <12 years | 597 | 26.0% | 1035 | 28.6% |
| 12 years | 998 | 43.5% | 1518 | 42.0% |
| >12 yearss | 701 | 30.5% | 1064 | 29.4% |
| Cigarette smoking | ||||
| Never | 1161 | 50.6% | 1671 | 46.2% |
| Former | 561 | 24.4% | 1298 | 35.9% |
| Current | 574 | 25.0% | 650 | 18.0% |
| Type of cancer | Not applicable | Not applicable | ||
| Non-melanoma skin only | 694 | 19.2% | ||
| Breast | 527 | 14.6% | ||
| Prostate | 483 | 13.3% | ||
| Lung | 332 | 9.2% | ||
| Colorectal | 292 | 8.1% | ||
| Melanoma | 197 | 5.4% | ||
| Bladder | 130 | 3.6% | ||
| Uterus | 113 | 3.1% | ||
| Lymphoma | 89 | 2.5% | ||
| Cervix | 83 | 2.3% | ||
| Ovary | 74 | 2.0% | ||
| Pancreas | 72 | 2.0% | ||
| Leukemias | 69 | 1.9% | ||
| Kidney/urinary tract | 62 | 1.7% | ||
| All other malignancies | 403 | 11.1% | ||
aColumn totals vary due to missing data.