Table 1.
Characteristics of pancreatic adenocarcinoma cases and controls used in the analysis (no recent diet change).
| Cases (N=384) | Controls (N=983) | |
|---|---|---|
| Sex | ||
| Female | 163 (42.4%) | 500 (50.9%) |
| Male | 221 (57.6%) | 483 (49.1%) |
| Age when approached | ||
| Mean (SD) | 67.0 (10.52) | 65.8 (10.86) |
| Median | 67.0 | 67.0 |
| Q1, Q3 | 60.0, 75.0 | 59.0, 74.0 |
| Range | (31.0–92.0) | (24.0–94.0) |
| Diabetes Mellitus Type 2 | ||
| Yes | 167 (43.5%) | 68 (6.9%) |
| Onset ≥ 3 years ago | 35 (9.1%) | 43 (4.4%) |
| Onset < 3 years ago | 120 (31.3%) | 21 (2.1%) |
| Missing | 12 (3.3%) | 4 (0.0%) |
| No | 214 (55.7%) | 914 (93.0%) |
| Missing | 3 (0.8%) | 1 (0.1%) |
| Race | ||
| American Indian/Alaskan Native | 0 (0%) | 4 (0.4%) |
| Asian/Asian-American | 3 (0.8%) | 8 (0.8%) |
| Black/African American | 4 (1%) | 1 (0.1%) |
| White/Caucasian | 373 (97.1%) | 966 (98.3%) |
| Multiracial | 4 (1%) | 4 (0.4%) |
| Smoking | ||
| Current | 59 (15.4%) | 37 (3.8%) |
| Former | 163 (42.4%) | 402 (40.9%) |
| Quit < 10 years ago | 20 (12.3%) | 34 (8.5%) |
| Quit 10+ years ago | 141 (86.5%) | 361 (89.8%) |
| Missing | 2 (1.2%) | 7 (1.7%) |
| Never | 160 (41.7%) | 539 (54.8%) |
| Missing | 2 (0.5%) | 5 (0.5%) |
| Usual BMIa | ||
| Mean (SD) | 27.6 (5.31) | 26.7 (4.24) |
| Median | 26.8 | 26.3 |
| Q1, Q3 | 24.0, 30.3 | 23.7, 29.0 |
| Range | (15.3–53.0) | (14.0–49.0) |
| Alcohol (drinks/week) | ||
| Mean (SD) | 0.8 (1.46) | 0.8 (1.20) |
| Median | 0.3 | 0.3 |
| Q1, Q3 | 0.1, 1.0 | 0.1, 1.0 |
| Range | (0.0–11.3) | (0.0–11.3) |
Abbreviations: SD, standard deviation; Q1, 25th percentile; Q3, 75th percentile; Range (minimum-maximum)
a
Analyzed: cases = 379(98.7%) and controls = 954(97.1%).