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Table 1 Videofluoroscopic swallow study (VFSS) primary outcome measures

From: Phenotypic expression of swallowing function in Niemann–Pick disease type C1

  1. ASHA-NOMS American Speech-Language-Hearing Association National Outcome Measures Scale, NIH-PAS NIH-adapted penetration and aspiration scale
  2. *Scales were reversed and/or transformed to make them consistent with the direction of all rating scales used in the analysis