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Table 3 Summary of hierarchical linear regression models of GOHAI scores associated with physical function, dental status, oral hygiene and oral function

From: Dysphagia and masticatory performance as a mediator of the xerostomia to quality of life relation in the older population

  Multiple R. Adjust R2 (%) R2 (%) R2 change (%) Sig. change
Model 1 0.24 4.95 5.57 5.57 F change = 8.94 p <.001
Model 2 0.27 6.63 7.42 1.85 F change = 9.42 p <.001
Model 3 0.29 7.03 8.17 0.75 F change = 7.14 p <.001
Model 4 0.39 13.41 15.07 6.90 F change = 9.06 p <.001
  1. Model 1: This model included demographic factors, frailty and sarcopenia.
  2. Model 2: This model included demographic factors, frailty, sarcopenia, removable denture and functional teeth.
  3. Model 3: This model included demographic factors, frailty, sarcopenia, removable denture, functional teeth, plaque index and tongue coating.
  4. Model 4: This model included demographic factors, frailty, sarcopenia, removable denture, functional teeth, plaque index, tongue coating, xerostomia, dysphagia, occlusal condition and masticatory performance.