Research Article
Bolus Residue Scale: An Easy-to-Use and Reliable Videofluoroscopic Analysis Tool to Score Bolus Residue in Patients with Dysphagia
Table 5
Averaged intraclass kappa (
), sensitivity, and specificity for experts and nonexperts by scale scores.
| | BRS 2+ | BRS 3+ | BRS 4+ | BRS 5+ | BRS 6 |
| Experts | | | | | | Intraclass | 0.74 | 0.78 | 0.77 | 0.68 | 0.62 | Specificity | 0.90 | 0.93 | 0.98 | 0.93 | 0.98 | Sensitivity | 0.88 | 0.88 | 0.79 | 0.89 | 0.61 | Nonexperts | | | | | | Intraclass | 0.54 | 0.59 | 0.62 | 0.52 | 0.36 | Specificity | 0.92 | 0.90 | 0.96 | 0.94 | 0.97 | Sensitivity | 0.73 | 0.72 | 0.67 | 0.54 | 0.33 |
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