From: A novel anatomical classification of the frontal sinus: can it be useful in clinical approach to frontal sinusitis?
Frontal sinusitis
P
Positive (N=156)
Negative (N=248)
Age (mean ± SD)
40.98±14.59
39.05±15.86
0.151
Gender [N (%)]
Female
60 (38.5)
129 (52.0)
0.008*
Male
96 (61.5)
119 (48.0)