chapter  35
The Voice of Polypoid Vocal Folds before and after Surgery
WithSmiljka Štajner-Katušic, Damir Horga, Sanja Krapinec
Pages 12

TABLE 3 Means (M), standard deviations before surgery (s1) and after surgery (s2), correlation (r)

between pre-and post-operative values, paired samples t-test (t), significance (p) and threshold values for normal voice (norm).