Table 3. Variables related to the serum PG assay findings after adjusting age and gender.

Variables	PG I		PG II		PG I/II
	Unstandardized coefficients		Unstandardized coefficients		Unstandardized coefficients
	B (SE)	P value	B (SE)	P value	B (SE)	P value
All subjects (n = 4,830)
H. pylori	15.027 (0.882)	< 0.001*	9.408 (0.313)	< 0.001*	−1.765 (0.057)	< 0.001*
NG	12.918 (4.304)	0.003*	4.620 (1.529)	0.003*	−0.206 (0.276)	0.457
DU	8.431 (3.737)	0.024	−0.055 (1.328)	0.967	0.052 (0.240)	0.830
GU	6.684 (2.249)	0.003*	1.276 (0.799)	0.110	−0.132 (0.144)	0.363
CAG	0.555 (0.833)	0.506	1.418 (0.296)	< 0.001*	−0.301 (0.054)	< 0.001*
MG	−3.399 (1.403)	0.015	0.114 (0.498)	0.819	−0.374 (0.090)	< 0.001*
EE	0.723 (1.255)	0.565	−2.107 (0.446)	< 0.001*	0.556 (0.081)	< 0.001*
Seropositive subjects only (n = 3,116)
NG	12.716 (4.870)	0.008*	5.066 (1.827)	0.006*	−0.318 (0.290)	0.272
DU	12.508 (4.733)	0.008*	−0.707 (1.775)	0.968	0.353 (0.282)	0.211
GU	3.590 (2.881)	0.213	0.721 (1.081)	0.505	−0.088 (0.172)	0.608
CAG	1.071 (1.146)	0.350	2.161 (0.430)	< 0.001*	−0.407 (0.068)	< 0.001*
MG	−4.668 (1.634)	0.004*	−0.054 (0.613)	0.929	−0.401 (0.097)	< 0.001*
EE	−3.794 (1.995)	0.057	−4.754 (0.748)	< 0.001*	0.958 (0.119)	< 0.001*
Seronegative subjects only (n = 1,714)
NG	19.510 (14.938)	0.192	1.821 (3.942)	0.644	1.114 (1.179)	0.345
DU	−5.410 (5.882)	0.358	0.417 (1.552)	0.788	−0.999 (0.464)	0.031
GU	16.692 (3.422)	< 0.001*	3.574 (0.903)	< 0.001*	−0.334 (0.270)	0.217
CAG	−1.108 (1.087)	0.308	−0.208 (0.287)	0.469	−0.076 (0.086)	0.374
MG	7.744 (3.355)	0.021	1.910 (0.885)	0.031	−0.167 (0.265)	0.528
EE	4.990 (1.348)	< 0.001*	0.368 (0.356)	0.301	0.185 (0.106)	0.083

Significant values are highlighted in bold.

PG = pepsinogen, SE = standard error, NG = nodular gastritis, DU = duodenal ulcer, GU = gastric ulcer, CAG = chronic atrophic gastritis, MG = metaplastic gastritis, EE = erosive esophagitis.

^*Statistical significance was considered as a P = 0.008 after the post-hoc analysis.