Association between Hemoglobin Levels and Colorectal Polyps in Asymptomatic Chinese Adults

Table 2

Association between hemoglobin level and the prevalence of colorectal polyps.

Hemoglobin	Total	Colorectal polyps	PR%	PR	^2
Quartile 1	414	68	16.43	1.00
Quartile 2	439	115	26.20	1.59
Quartile 3	373	120	32.17	1.96
Quartile 4	407	146	35.87	2.18	44.240	<0.001

PR%: prevalence rate; PR: prevalence ratio.