Table 3 Adjusted relationships of quartiles of factor scores to H. pylori infection ^a .

Dietary patterns	Quartiles of factor scores (range, n = 10407)				P for trend ^b
High-carbohydrate/sweet pattern	Level 1 (−6.8, −0.4)	Level 2 (−0.4, −0.1)	Level 3 (−0.1, 0.2)	Level 4 (0.2, 15.1)
No. of H. pylori infection	739	722	746	771
Crude	Ref	0.94 (0.83, 1.01) ^c	1.02 (0.90, 1.15)	1.10 (0.97, 1.25)	0.06
Age-, sex and BMI-adjusted	Ref	0.97 (0.85, 1.10)	1.03 (0.91, 1.17)	1.11 (0.98, 1.27)	<0.01
Multiple adjusted ^d	Ref	1.26 (0.98, 1.62)	1.30 (1.01, 1.67)	1.65 (1.27, 2.17)	<0.001
Balanced pattern	Level 1 (−5.2, −0.6)	Level 2 (−0.6, −0.2)	Level 3 (−0.2, 0.4)	Level 4 (0.4, 9.4)
No. of H. pylori infection	719	753	747	759
Crude	Ref	1.08 (0.95, 1.23)	1.06 (0.93, 1.20)	1.08 (0.95, 1.22)	0.36
Age-, sex and BMI-adjusted	Ref	1.06 (0.94, 1.21)	1.02 (0.90, 1.16)	1.01 (0.89, 1.16)	0.53
Multiple adjusted ^d	Ref	0.89 (0.69, 1.14)	0.82 (0.63, 1.06)	0.92 (0.68, 1.23)	0.52
High-protein/cholesterol pattern	Level 1 (−4.6, −0.4)	Level 2 (−0.4, −0.1)	Level 3 (−0.1, 0.2)	Level 4 (0.2, 11.6)
No. of H. pylori infection	788	730	756	704
Crude	Ref	0.89 (0.78, 1.00)	0.95 (0.84, 1.07)	0.83 (0.73, 0.95)	0.01
Age-, sex and BMI-adjusted	Ref	0.93 (0.82, 1.06)	0.99 (0.88, 1.14)	0.88 (0.77, 1.00)	0.10
Multiple adjusted ^d	Ref	0.98 (0.76, 1.26)	0.95 (0.74, 1.23)	0.75 (0.57, 0.98)	0.04

^aH. pylori, Helicobacter pylori.
^bMultiple logistic regression analysis.
^cOdds ratios (95% confidence interval) (all such values).
^dAdjusted for age, sex, BMI, smoking status, drinking status, physical activity, total energy intake, metabolic syndrome, type 2 diabetes, household incomes, educational levels, living alone, salt intake, and family history of diseases (cardiovascular, hypertension, hyperlipidemia, and diabetes).

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