Table 1.

Distribution of gender, age and patient type of the study population.

GENDER DISTRIBUTION
Gender	Female		Male
Number of patients	10		8
AGE DISTRIBUTION
Range Age	Number of patients	Average age	Unilateral purulent maxillary CRS	CRSsNP	CRSwNP	Healthy control group
0–12 years	0	0
13–21 years	2	18		2
21–29 years	4	23.5	1	3
30–50 years	5	42.6	3		1	1
50–60 years	4	52.2			4
60–70 years	1	64	1
>70 years	2	77				2