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Concordance of IgA tTG with histology at repeat biopsy
| Marsh Score | Frequency (%) | tTG Positive (%) |
|---|---|---|
| 0 | 41 (57.8) | 11/41 (26.8) |
| 1 | 11 (15.5) | 6/11 (54.5) |
| 2 | 5 (7.0) | 1/5 (20) |
| 3 | 14 (19.7) | 6/14 (42.9) |
Repeat serology was only included if it was measured within 4 months of the date of repeat endoscopy (N=71).
