Table 1.
Summary of previously reported sensitivity/specificity statistics for aspiration detection by swallow screening and clinical assessment tools compared to gold-standard instrumental swallowing examinations
| Test and population | Population | Sensitivity (%) | Specificity (%) | False-positive rate (%) | False-negative rate (%) | Blinding? |
|---|---|---|---|---|---|---|
| Daniels swallow screen [8] | Acute stroke | 92 | 66 | 33 | 8 | Yes |
| Gugging swallow screen [9] | Stroke | 100 | 50 | 50 | 0 | Yes |
| Standardized clinical swallowing assessment [10] | Stroke | 47 | 86 | 14 | 53 | Yes |
| Volume-viscosity screening test [11] | Heterogeneous | 100 | 29 | 72 | 0 | Yes |