Table 3. Analysis of variables versus lesions (n=250).

Variable	Subgroups	Benign		Malignant		Chi-square value	P-value
		n	%	n	%
Gender	Female	95	47.98	18	34.62	2.97	0.085
	Male	103	52.02	34	65.38
Age	<50 years	85	42.93	11	21.15	8.256	0.004
	≥50 years	113	57.07	41	78.85
Religion	Hindu	133	67.17	43	82.69	5.838	0.12
	Muslim	17	8.59	1	1.92
	Christian	12	6.06	1	1.92
	Sarna	36	18.18	7	13.46
Smoking history	Non-smoker	68	34.34	24	46.15	2.47	0.116
	Smoker	130	65.66	28	53.85
Alcohol intake	Non-alcoholic	76	38.38	26	50	2.301	0.129
	Alcoholic	122	61.62	26	50
Site of lesion	Esophagus	69	34.85	7	13.46	8.984	0.011
	Stomach	111	56.06	38	73.08
	Duodenum	18	9.09	7	13.46