# K1 control – summary (30.10.2026)
No critical errors in 562 rows (~3,800 field comparisons by script; definitions/models/flags by reading).

| Study | Rows | Confirmed | Critical | Major | Minor | Missing |
|---|---|---|---|---|---|---|
| ollberding2012 | 120 | 120 | 0 | 1 (cases_colorectal empty) | 0 | optional: cooked dark brown |
| lee2009 | 129 | 129 | 0 | 0 | 0 | optional: shrimp/shellfish |
| larsson2005 | 90 | 66 | 0 | 2 (two main processed sets; case totals empty) | 1 (times_month) | 1 (blood pudding distal colorectum 1.26 (1.02–1.55)) |
| norat2005 | 223 | 186 | 0 | 2 (Table 4 observed rows not main; red+processed reference dose_high 10 vs 20) | 2 (trailing zeros; diet_instrument) | none required |

CUP rows verified exact: Ollberding 036–040 (total red; unprocessed alternative 066–070), Lee 016–030, Larsson 033–048 (beef/pork main dish; paper's own 1.20 per 100 g is total red incl. processed), Norat 031/033/035 (calibrated 032/034/036).