Prevalence, familial clustering, and influencing factors of Helicobacter pylori infection in Western Fujian Province households

Table 6 Results of multivariate logistic analysis on factors influencing Helicobacter pylori infection in adults

Influencing factor	β	SE	Wald	P value	OR	95%CI
Family role-grandchildren	-2.184	0.825	7.004	0.008	0.113	0.022-0.568
Awareness of H. pylori-unaware	0.784	0.191	16.877	0.000	2.191	1.507-3.186
Smoking	0.375	0.388	0.933	0.334	1.455	0.680-3.111
SI	-0.246	0.445	0.307	0.579	0.782	0.327-1.868
Secondhand smoke exposure	0.000	0.194	0.000	1.000	1.000	0.684-1.463
Alcohol type-beer	0.931	0.359	6.737	0.009	2.537	1.256-5.125
Alcohol consumption	-0.587	0.585	1.007	0.316	0.556	0.176-1.751
History of gastrointestinal diseases	0.936	0.199	22.051	0.000	2.549	1.725-3.766
Gastrointestinal symptoms	-0.166	0.179	0.867	0.352	0.847	0.597-1.202
Family history of H. pylori infection-no	-1.216	0.193	39.761	0.000	0.296	0.203-0.433
Spicy food intake > 3 times/week	0.853	0.319	7.144	0.008	2.346	1.255-4.383
Pickled food intake	0.282	0.206	1.864	0.172	1.325	0.885-1.986
Salt intake < 6 g/day	-1.121	0.191	34.576	0.000	0.326	0.224-0.474
Fruit and vegetable intake	0.404	0.557	0.525	0.469	1.498	0.503-4.463
Whole grain intake	0.266	0.198	1.799	0.180	1.304	0.885-1.923
Garlic intake > 3 times/week	-1.043	0.296	12.423	0.000	0.352	0.197-0.629
Strong tea/coffee/milk tea consumption < 1 time/week	-0.682	0.246	7.688	0.006	0.506	0.312-0.819
Separate chopsticks and spoons when dining out	-0.102	0.192	0.281	0.596	0.903	0.619-1.317
Sleep duration > 8 hours/day	-0.645	0.220	8.633	0.003	0.525	0.341-0.807
Regular three meals a day	0.423	0.315	1.808	0.179	1.526	0.824-2.828
Toothbrushing frequency	0.586	0.418	1.960	0.162	1.796	0.791-4.078
Toothbrush replacement frequency	0.392	0.238	2.716	0.099	1.480	0.928-2.360
Halitosis-no	-1.381	0.188	54.191	0.000	0.251	0.174-0.363

P < 0.05 indicating a statistically significant difference. OR: Odds ratio; CI: Confidence interval; H. pylori: Helicobacter pylori; SI: Smoking index.