Table 9 Comparison between the ASIT-AA score of each set and the total score with face mask and without face mask

Score of set A (bilabial and labiodentals)

49.82

0.52

49.93

0.30

0.001*

Score of set B (interdental, linguo-dental and linguoalveolar consonants)

49.48

0.93

49.84

0.51

 < 0.001*

Score of set C (post-alveolar and palatal consonants)

49.44

0.89

49.75

0.59

 < 0.001*

Score of set D (linguo-velar and linguo-uvular consonants)

49.71

0.54

49.88

0.34

 < 0.001*

Score of set E (pharyngeal and glottal consonants)

49.23

1.10

49.80

0.57

 < 0.001*

Total score

247. 66

2.34

249.22

1.19

 < 0.001*

Percentage of the total score

99.06

0.93

99.69

0.47

 < 0.001*