Risk assessment of type I gastric neuroendocrine tumors based on endoscopic and clinical features of autoimmune gastritis

Table 4 Multivariate regression analysis of the associated factors of gastric neuroendocrine tumors in autoimmune gastritis patients

Variables	Crude OR (95%CI)	Crude P value	Adjusted OR (95%CI)	Adjusted P value
Age, years	0.95 (0.93-0.97)	< 0.001	0.95 (0.92-0.97)	< 0.001b
PGI/II	0.3 (0.17-0.5)	< 0.001	0.45 (0.2-1.01)	0.052
H. pylori infection status
Probably uninfected	1 (reference)		1 (reference)
Previously infected	0.12 (0.04-0.35)	< 0.001	0.11 (0.03-0.37)	< 0.001b
Currently infected	0.23 (0.06-0.79)	0.02	0.24 (0.06-1.01)	0.051
Vitamin B121, pmol/L	0.96 (0.94-0.98)	< 0.001	0.97 (0.94-1)	0.02a
PGI (ng/mL)	0.91 (0.87-0.95)	< 0.001	0.99 (0.93-1.05)	0.737
Hyperplastic polyps	0.28 (0.14-0.56)	< 0.001	0.3 (0.13-0.66)	0.003b
Findings of antrum
Relatively normal	1 (reference)		1 (reference)
Patchy redness	0.24 (0.11-0.53)	< 0.001	0.39 (0.16-0.95)	0.038a
Red streak	1.97 (0.96-4.03)	0.065	1.59 (0.69-3.67)	0.275
Circular wrinkle-like pattern	1.14 (0.59-2.23)	0.692	0.99 (0.44-2.23)	0.984

¹Per 10 units increase.

^aP < 0.05.

^bP < 0.01.

H. pylori: Helicobacter pylori; PGI: Pepsinogen I; PGI/II: Ratio of pepsinogen I to II; OR: Odds ratio; CI: Confidence interval.