Table 1.
Quality scoring matrix
| Criterion | Score | ||||
|---|---|---|---|---|---|
|
| |||||
| 0 | 1 | 2 | 3 | 4 | |
| Dietitian assessment | No/Not reported | Yes not clear what they did | Yes Dietician interview | Yes documented using scoring system | |
|
|
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| Patient account of diet | None/Not reported | Self-report | Diet recall | Food record/diary | |
|
|
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| Biopsy Location | Not specified | Jejunum | Distal duodenum | Duodenal bulb | Both bulb and distal duodenum |
|
|
|||||
| Number of biopsies | <2 or Not reported | 2 | 3 | 4–5 | ≥6 |
|
|
|||||
| Biopsy method | Not reported | Capsule | Capsule and/or endoscopy | Endoscopy | |
|
|
|||||
| Blinding of pathologist | No/not reported | Yes | |||
|
|
|||||
| Cohort size | <10 | 10–49 | 50–99 | 100–199 | ≥200 |
|
|
|||||
| IgA deficiency | Not reported or included IgA deficient | IgA deficient included with IgG based testing | Only IgA sufficient included or IgA deficiency excluded | ||
|
|
|||||
| Interval between antibody test and biopsy | Not reported | <26 weeks | 26 weeks – 12 weeks | 12 weeks – 1 week | <1 week |