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Prevalence of the concave margin sign in 83 cases
| Descriptive amount of ascites | Number of cases (% of total) | Prevalence of sign in each category |
|---|---|---|
| Trace | 4 (4.8%) | 50% |
| Mild/small volume | 27 (32.5%) | 100% |
| Moderate | 30 (36.1%) | 100% |
| Marked/large volume | 17 (20.5%) | 100% |
| Other | 5 (6.0%) | 80% |
| TOTALS | 83 (100%) | 96.4% |
