Table 5—

Rhinometry: minimum cross-sectional areas (MCAs) in the total sample and by centre

TotalItalySwedenDenmarkFrancep-value
Anterior MCA
 Subjects n19381395320
 Mean cm20.700.720.740.660.70ns
 95% CI cm2(0.68–0.73)(0.67–0.76)(0.70–0.79)(0.63–0.70)(0.64–0.75)
 Median cm20.690.720.710.670.70
Posterior MCA
 Subjects n140813920
 Mean cm21.031.021.160.83<0.01
 95% CI cm2(0.97–1.10)(0.92–1.11)(1.05–1.28)(0.74–0.92)
 Median cm20.970.941.100.85
  • ns: not significant. p-values were measured using ANOVA.