Table 1.
Baseline characteristics and razor clam consumption.
| Participant’s First Visit (n = 500) | All Data All Visits (n = 1873 Visits) | ||||
|---|---|---|---|---|---|
| Razor Clam Consumption | |||||
| Total | None | Low | High | p p | |
| (1–14 Clams/Month) | (15+ Clams/Month) | ||||
| Number (row %) | 500 | 607 (32%) | 861 (46%) | 405 (22%) | |
| mean (SD) | |||||
| Age at enrollment | 38.9 (12.7) | 38.3 (12.9) | 41.9 (12.2) | 43.0 (11.0) | 0.01 |
| n, column % | |||||
| (n = 500 participants) | |||||
| Gender | 0.15 | ||||
| Male | 210 (42%) | 29% | 46% | 24% | |
| Female | 290 (58%) | 35% | 46% | 20% | |
| Marital status | 0.64 | ||||
| Not married | 331 (70%) | 32% | 45% | 23% | |
| Currently married | 144 (30%) | 32% | 47% | 21% | |
| Education level | 0.18 | ||||
| Less than high school | 118 (24%) | 29% | 42% | 29% | |
| High school graduate | 189 (38%) | 37% | 42% | 21% | |
| College 1–3 years | 162 (33%) | 30% | 52% | 18% | |
| College 4+ years | 29 (6%) | 25% | 54% | 21% | |
| Alcohol use | 0.05 | ||||
| Weekly or less often | 433 (92%) | 32% | 46% | 21% | |
| More often than weekly | 36 (8%) | 27% | 44% | 29% | |
| Marijuana use | 0.48 | ||||
| No, past year | 404 (89%) | 34% | 46% | 21% | |
| Yes, past year | 49 (11%) | 32% | 41% | 27% | |
| Year of study | <0.01 | ||||
| Year 1 | 485 | 21% | 51% | 28% | |
| Year 2 | 393 | 33% | 51% | 17% | |
| Year 3 | 340 | 39% | 44% | 18% | |
| Year 4 | 314 | 40% | 36% | 23% | |
| Year 7 | 178 | 37% | 43% | 20% | |
| Year 8 | 163 | 35% | 43% | 22% | |
p Generalized estimating equations, using data from all years for all participants, accounting for within-participant clustering.