Gastroenterology Research and Practice

Research Article

Comparison of Gastric Cancer Risk Classifications Using Conventional and New Pepsinogen Criteria

Table 1

Characteristics of the cases and controls in the present study.


	Cases ()	Controls ()	-value^§

Sex
Men (%)	142 (51.6)	142 (51.6)
Women (%)	133 (48.4)	133 (48.4)
Age (years)^†
Smoking
Never	127 (46.2)	141 (51.3)
Current or former	142 (51.6)	121 (44.0)	0.128
Unknown	6 (2.2)	13 (4.7)
Alcohol intake
Never	92 (33.5)	74 (26.9)
Current or former	165 (60.0)	165 (60.0)	0.254
Unknown	18 (6.5)	36 (13.1)
Serum H. pylori antibody (EV)^‡	7.10 (4.63–10.39)	4.07 (1.56–6.54)	<0.001
PG I (ng/mL)^‡	49.60 (31.55–68.90)	43.10 (32.55–55.60)	0.016
PG II (ng/mL)^‡	19.10 (13.65–26.35)	12.50 (7.13–19.50)	<0.001
PG I/II (ng/mL)^‡	2.54 (1.85–3.20)	3.73 (2.24–5.66)	<0.001

^†Mean ± standard deviation.
^‡Median value and interquartile range.
^§Chi-squared test (not included unknown categories) for categorical variables and Mann–Whitney U test for continuous variables.
H. pylori, Helicobacter pylori; EV, enzyme-linked immunosorbent assay value; PG, Pepsinogen.