Research Article

Cephalometric Evaluation of the Effect of Complete Dentures on Retropharyngeal Space and Its Effect on Spirometric Values in Altered Vertical Dimension

Table 1

Recorded lateral cephalograph and spirometric values.

Range
(Min.–Max. value)
Mean valuePercentage increase in comparison to control group

Retropharyngeal space (Mp-Lp) in mmEdentulous subjects (control group)6.59–20.1811.970%
First interventional group9.64–22.3214.1418.12%
Second interventional group12.73–22.7816.9041.18%

Posterior airway space in mmEdentulous subjects (control group)6.08–23.0712.630%
First interventional group7.98–24.9614.5014.80%
Second interventional group12.59–26.0617.1035.39%

apw2-ppw2 in mmEdentulous subjects (control group)8.98–22.1513.550%
First interventional group9.92–24.3915.7516.23%
Second interventional group14.95–25.4818.6737.78%

apw4-ppw4 in mmEdentulous subjects (control group)10.56–26.4418.740%
First interventional group12.56–27.0720.338.48%
Second interventional group14.08–31.9722.0117.44%

FVC in % predictedEdentulous subjects (control group)54–9876.750%
First interventional group63–9877.350.78%
Second interventional group60–9777.951.56%

Fev1 in % predictedEdentulous subjects (control group)54–10176.300%
First interventional group48–10377.401.44%
Second interventional group44–9177.151.11%

Fev1% in % predictedEdentulous subjects (control group)59–11494.400%
First interventional group62–11194.800.42%
Second interventional group64–11194.800.42%

PIFR in L/secEdentulous subjects (control group)1.43–3.752.390%
First interventional group1.51–4.842.9322.59%
Second interventional group1.54–5.243.2937.65%