Gastroenterol Res

Gastroenterology Research, ISSN 1918-2805 print, 1918-2813 online, Open Access

Article copyright, the authors; Journal compilation copyright, Gastroenterol Res and Elmer Press Inc

Journal website http://www.gastrores.org

Original Article

Volume 6, Number 6, December 2013, pages 227-232

High Seroprevalence of Helicobacter Pylori Infection in Inmates: A Case Control Study in a Northern Mexican City

Tables

**Table 1.** Socio-Demographic and Incarceration Characteristics of Inmates and Seroprevalence of *H. Pylori* Infection
Characteristic	No. of subjects tested^a	Prevalence of H. pylori infection		P value
Characteristic	No. of subjects tested^a	No.	%	P value
^aSubjects with available data; ^bLaborer: Agriculture, construction worker, business, driver, factory worker, other; ^cNon-laborer: student or housekeeping.
Gender
Male	129	107	82.9	0.8
Female	39	33	84.6
Age groups (years)
30 or less	85	69	81.2	0.54
31 - 50	69	58	84.1
> 50	14	13	92.9
Birth place
Durango State	120	100	83.3	1
Other Mexican state or abroad	48	40	83.3
Residence
Durango State	135	113	83.7	0.79
Other Mexican State	33	27	81.8
Marital status
Single	44	37	84.1	0.01
Married	72	58	81.0
Divorced	4	1	25.0
Living together	41	37	90.2
Widowed	6	6	100.0
Occupation
Laborer^b	153	127	83.0	0.52
Non-laborer^c	15	13	86.7
Socio-economic level
Low	106	90	84.9	0.33
Medium	52	40	76.9
High	3	3	100.0
Jail section
A	24	21	87.5	0.91
B	3	2	66.7
C	38	32	84.2
D	41	34	82.9
E	62	51	82.3
Number of incarcerations
One	130	108	83.1	0.86
Two or more	38	32	84.2
Duration (years) of current incarceration
0.5 - 1	47	41	87.2	0.12
1.1 - 2	56	51	91.1
2.1 - 3	23	17	73.9
3.1 - 5	26	19	73.1
More than 5	16	12	75.0

**Table 2.** Bivariate Analysis of Selected Behavioral Characteristics in Inmates and *H. Pylori* Seroprevalence
Characteristic	Subjects tested^a No.	Prevalence of H. pylori infection		P value
Characteristic	Subjects tested^a No.	No.	%	P value
^aSubjects with available data.
National trips
Yes	80	64	80.0	0.24
No	83	72	86.7
Traveled abroad
Yes	61	48	78.7	0.22
No	107	92	86.0
Drug abuse
Yes	67	51	76.1	0.04
No	100	88	88.0
Alcoholism
Yes	106	88	83.0	0.88
No	62	52	83.9
Tattoos
Yes	53	47	88.7	0.20
No	115	93	80.9
Piercing
Yes	60	49	81.7	0.66
No	108	91	84.3