Table 1.
Characteristics of patients with advanced adenoma, sessile serrated polyps, and controlsa: Group Health Enrollees 1998–2007
| Controlsa (n=1704) N (%) |
Advanced Adenomas (n=213) N (%) |
Sessile Serrated Polyps (n=172) N (%) |
|
|---|---|---|---|
| Age (years) | |||
| 50–59 | 771 (45) | 91 (43) | 77 (45) |
| 60–69 | 638 (38) | 79 (37) | 73 (42) |
| 70–80 | 295 (17) | 43 (20) | 22 (13) |
| Men | 765 (45) | 134 (63) | 69 (40) |
| Race/Ethnicity | |||
| Caucasain | 1477 (87) | 179 (84) | 148 (86) |
| African American | 49 (3) | 8 (4) | 1 (1) |
| Asian American | 69 (4) | 13 (6) | 9 (5) |
| Other | 109 (6) | 13 (6) | 14 (8) |
| Family history of colorectal cancer (Yes) | 351 (21) | 37 (17) | 49 (28) |
| Education | |||
| High school graduate or less | 247 (15) | 35 (16) | 18 (11) |
| Some college/vocational school | 445 (26) | 55 (26) | 43 (25) |
| College graduate | 432 (25) | 46 (22) | 47 (27) |
| Post-college graduate school | 580 (34) | 77 (36) | 64 (37) |
| BMI (kg/m2) | |||
| <25 | 644 (38) | 62 (29) | 71 (41) |
| 25–29.9 | 672 (40) | 85 (40) | 60 (35) |
| ≥30 | 377 (22) | 64 (30) | 41 (24) |
| Physical Activity (≥60 min/wk) | 722 (42) | 72 (34) | 74 (43) |
| Smoking Status | |||
| Never | 882 (52) | 101 (47) | 92 (54) |
| Former | 711 (42) | 99 (47) | 61 (35) |
| Current | 111 (6) | 13 (6) | 19 (11) |
| Alcohol consumption (≥1 drink/wk) | 973 (57) | 119 (54) | 97 (56) |
| NSAIDs use (Yes) | 957 (56) | 103 (48) | 89 (52) |
| Hormone therapy useb (Yes) | 567 (60) | 47 (59) | 57 (55) |
a
Controls include participants with no colorectal pathology, participants with non-advanced adenomas, and participants with hyperplastic polyps
b
Among women only