Search for: [Abstract = "story of all included patients. According to analysed indications, the examined population is the uniform group, because from considerd physical and acoustic aspect the reason of the constriction of the nasal flow way is not important. The essence of the examination determines the grade of intesification of pre\- and postoperative voca1 disorders and coexistance of nasal ventilation improvement as the clincal outcome of surgical treatment. All included patients signed informed consent form and underwent the same examination procedure included\: clinical evaluation, subjective assessment of quality of voice connected with rhinolalia, anterior active rhinomanomerty and digital recording of the speech specimen. All measuremnts were perfonned preoperativly and twice after surgical treatment. Early control took place postoperatively in a period of 28 \- 32 days after surgery. Late control was done after 90 days. As the surgical treatment, there was septoplasty in the case of nasal septum deviation or polypectomy in the case of nasal polyps perfonned. After the collection of the voca\] materia\] acoustic analysis of recorded speech signal was made. There were following vowels analysed\: ,,n\" isolated from Polish words „konie\" and „siano\" and orał vowel „a\" isolated from Polish word „trawa\". For statistic analysis, computed ANOVA and veryfing tests \(SED test, Duncan's test\) in Statistca"]

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