Significant decrease in prevalence of Helicobacter pylori in the Czech Republic

Table 1 Prevalence of Helicobacter pylori by age and gender in a representative sample of Czech population n (%)

	Males	Females	Total
Age (yr)
5-14	188 (4.8)	197 (5.1)	385 (4.9)
15-24	124 (10.5)	151 (7.9)	275 (9.1)
25-34	97 (16.5)	107 (13.1)	204 (14.7)
35-44	84 (30.9)	79 (19.0)	163 (25.1)
45-54	73 (42.5)	93 (34.4)	166 (37.9)
55-64	94 (42.5)	127 (44.9)	221 (43.9)
65-74	122 (38.5)	137 (36.5)	259 (37.4)
≥ 75	75 (34.7)	78 (41.0)	153 (37.9)

Czech population examined in 2011 (n = 1826).

Table 2 Prevalence of Helicobacter pylori by social characteristics and smoking in a representative sample of Czech population

	n	H. pylori (%)	OR1 (95% CI)	OR2 (95% CI)
Education
University	351	25.6	1.0	1.0
Secondary	435	26.9	0.99 (0.71,1.38)	1.02 (0.73,1.43)
Vocational (higher)	66	31.8	1.31 (0.73,2.33)	1.33 (0.74,2.39)
Vocational (lower)	307	40.1	1.63 (1.16,2.29)	1.68 (1.18,2.37)
Elementary	80	53.7	2.84 (1.69,4.75)	3.19 (1.87,5.47)
Studying	188	8.0	0.51 (0.27,0.96)	0.60 (0.31,1.16)
Marital status
Never married	488	14.1	1.0	1.0
First time married	566	34.8	1.75 (1.18,2.59)	1.55 (1.03,2.33)
Re-married	128	38.3	1.91 (1.15,3.20)	1.77 (1.05,2.99)
Divorced	133	36.8	1.88 (1.13,3.13)	1.74 (1.03,2.92)
Widowed	112	40.2	1.60 (0.88,2.92)	1.20 (0.65,2.20)
Smoking
Never smoker	871	28.5	1.0	1.0
Former smoker	232	30.6	0.83 (0.60,1.16)	0.78 (0.55,1.09)
Current smoker	324	27.8	1.04 (0.78,1.40)	0.84 (0.61,1.15)

Czech population aged above 15 years and examined in 2011 (n = 1427).

¹Adjusted for age and gender;

²Adjusted for age, gender and mutually adjusted for other variables. OR: Odds ratio; H. pylori: Helicobacter pylori.