Environmental and Life-Style Related Risk Factors for Sinonasal and Nasopharyngeal Malignancies among a Prospective Cohort in Jos, Nigeria

Table 2

Tumor site distribution by gender.

Tumor site (Diagnostic code)	Gender		Total ()
	Male ()	Female ()
Maxillary antrum (C31.0)	6 (20.7)	2 (13.3)	8 (18.2)
Nasal cavity (C30.0)	3 (10.3)	0 (0)	3 (6.8)
Nasomaxillary (C31.0)	3 (10.3)	4 (26.7)	7 (16.0)
Nasoethmoidal (C80.0)	1 (3.5)	1 (6.7)	2 (4.5)
Nasopharynx (C11.0)	16 (55.2)	8 (53.3)	24 (54.5)
Total	29 (100)	15 (100)	44 (100)