			Vitamin B12		Total
			Normal	Deficiency	Total
H. pylori	Negative	Count	11	3	14
	Negative	% within H. pylori	78.6%	21.4%	100.0%
	Positive	Count	31	55	86
	Positive	% within H. pylori	36.0%	64.0%	100.0%
Total		Count	42	58	100
Total		% within H. pylori	42.0%	58.0%	100.0%