Table 1.
Participant characteristics by domoic acid exposure group.
| Variables | Entire Sample (n = 60) | Exposure: Target Week | Exposure: Past Year | ||||
|---|---|---|---|---|---|---|---|
| High (n = 27) |
Low (n = 33) |
p Value | High (n = 30) |
Low (n = 30) |
p Value | ||
| Demographics | |||||||
| Age, year | 0.17 a | 0.31 a | |||||
| Median [Q1, Q2] | 42 [30, 55.25] | 38 [29, 55] | 49 [30, 56] | 41 [30.25, 54.75] | 44 [30, 55.75] | ||
| Gender, n(%) | 0.68 b | 0.79 b | |||||
| Female | 34 (56.67) | 14 (51.85) | 20 (60.61) | 16 (53.33) | 18 (60) | ||
| Male | 26 (43.33) | 13 (48.15) | 13 (39.39) | 14 (46.67) | 12 (40) | ||
| Education, n(%) | 0.71 c | 0.37 c | |||||
| >/=High School | 40 (66.67) | 18 (66.67) | 22 (66.67) | 20 (66.67) | 20 (66.67) | ||
| <High School | 15 (25) | 6 (22.22) | 9 (27.27) | 6 (20) | 9 (30) | ||
| Missing | 5 (8.33) | 3 (11.11) | 2 (6.06) | 4 (13.33) | 1 (3.33) | ||
| Outcome measures | |||||||
| EM (Everyday Memory) Score | 0.003 a,* | 0.01 a,* | |||||
| Median [Q1, Q2] | 3 [0, 8] | 4 [3, 9.5] | 1 [0, 4] | 4 [3, 10.25] | 1.5 [0, 3.75] | ||
| EM Score Median Split, n(%) | 0.01 b,* | 0.01 b,* | |||||
| High | 27 (45) | 18 (66.67) | 9 (27.27) | 19 (63.33) | 8 (26.67) | ||
| Low | 33 (55) | 9 (33.33) | 24 (72.73) | 11 (36.67) | 22 (73.33) | ||
| EM Problems, n(%) | 0.02 b,* | 0.12 b | |||||
| 1 or more | 31 (51.67) | 19 (70.37) | 12 (36.36) | 19 (63.33) | 12 (40) | ||
| None | 29 (48.33) | 8 (29.63) | 21 (63.64) | 11 (36.67) | 18 (60) | ||
a Mann–Whitney U test, b Chi-squared test, c Fisher’s exact test; * p value < 0.05.