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Agreement between item locations for 43 items used in equation 3
| Difference in location | Number of items | Item location is earlier in original data | Item location is earlier incontemporary data |
|---|---|---|---|
| <1wk | 21 | 15 | 6 |
| 1–2wks | 11 | 8 | 3 |
| 2–3wks | 9 | 8 | 1 |
| 3–4wks | 1 | 0 | 1 |
| 4–5wks | 1 | 1 | 0 |
| Total | 43 | 32 | 11 |
