Evidence of High-Risk Human Papillomavirus in Esophageal Cancer in East Azerbaijan Province, Northwest of Iran

Table 1

The description of gender, age, and HPV positivity in case and control samples.

	Cancer samples (case)			Noncancerous samples (control)	value
	Total, N = 70	EADC, N = 35	ESCC, N = 35	Total, N = 70
Gender
Female	31 (44.28%)	15 (42.85%)	16 (45.71%)	34 (48.57%)	0.611
Male	39 (55.71%)	20 (57.14%)	19 (54.28%)	36 (51.42%)
Age, years
≤50	41 (58.57%)	22 (62.85%)	19 (54.28%)	30 (42.85%)	0.063
>50	29 (41.42%)	13 (37.14%)	16 (45.71%)	40 (57.14%)
Mean age	51 ± 17.8	49.97 ± 15.11	52.08 ± 20.45	56.77 ± 18
HPV
+	20 (28.57%)	6 (17.14%)	14 (40.0%)	0 (0.00%)	0.0001
_	50 (71.42%)	29 (82.85%)	21 (60.0%)	70 (100.0%)

HPV, human papillomavirus; ESCC, esophageal squamous cell carcinoma; EADC, esophageal adenocarcinoma.