Table 2.

- Hematological characteristics in anemic and non-anemic patients infected with or without H. pylori infection.

Parameters	H. pylori infection positive (n=202)			H. pylori infection negative (n=608)
	Hb <12gm/dl (n=35)	Hb ≥12gm/dl (n=167)	P-value	Hb <12gm/dl (n=99)	Hb ≥12gm/dl (n=509)	P-value
	Mean±SD			Mean±SD
Male/female (ratio)	M=5/F=30 (0.167)	M=98/F=69 (1.420)	-	M=13/F=86 (0.151)	M=265/F=244 (1.09)	-
Prevalence (%)	17.3	82.7	0.0001	16.3	83.7	0.0001
Age(years)	41.83±3.29	38.00±1.24	0.2190	36.56±2.01	37.50±0.85	0.6563
Hemoglobin	10.77±0.15	14.47±0.11	0.0001	10.90±0.10	14.21±0.062	0.0001
RBC	4.39±0.10	5.08±0.04	0.0001	4.40±0.05	5.01±0.02	0.0001
MCV	80.02±1.43	87.62±0.35	0.0001	80.81±0.73	87.92±0.23	0.0001
Serum ferritin	13.06±4.97	68.27±3.87	0.0001	14.08±1.65	66.08±1.98	0.0001
Platelet	277.8±5.4	274.3±5.071	0.6407	307.7±10.98	269.9±3.14	0.0001
MCH	24.51±0.57	28.51±0.38	0.0001	24.82±0.29	30.28±1.02	0.0192

H. pylori: Helicobacter pylori, Hb: Hemoglobin, RBC: red blood cell count, MCV: mean corpuscular volume, MCH: mean corpuscular hemoglobin, SD: standard deviation