| Positive or borderline anti-HEV IgG ratioa | Negative anti-HEV IgG ratiob |  | ||||
---|---|---|---|---|---|---|---|
Age group (years) | n | Median distance (m) | Range in distance (m)c | n | Median distance (m) | Range in distance (m)c | P-value |
20–30 | 5 | 689 | [469–850] | 45 | 652 | [489–843] | 1.00 |
30–40 | 27 | 751 | [373–1102] | 152 | 581 | [440–872] | 0.16 |
40–50 | 83 | 702 | [416–965] | 349 | 665 | [441–900] | 0.68 |
50–60 | 166 | 701 | [498–955] | 495 | 674 | [455–901] | 0.28 |
60–70 | 352 | 748 | [517–970] | 586 | 686 | [430–938] | 0.02 |
> = 70 | 62 | 794 | [539–1041] | 100 | 672 | [528–1004] | 0.36 |
Total | 695 | 730 | [509–969] | 1727 | 663 | [447–916] | 0.001 |