Analysis of Correlation between the Seven Important Helicobacter pylori (H. pylori) Virulence Factors and Drug Resistance in Patients with Gastritis

Table 5

Association between H. pylori clarithromycin resistance and virulence genes.

Virulence genes	Status	Susceptible, (%)	Resistant, (%)	value
oipA	Absent	20 (100)	12 (92.31)	0.9
	Present	0 (0)	1 (7.69)
hpaA	Absent	14 (70)	8 (61.54)	0.69
	Present	6 (30)	5 (38.46)
napA	Absent	1 (5)	1 (7.69)	0.38
	Present	19 (95)	12 (92.31)
ureB	Absent	15 (75)	10 (76.92)	0.45
	Present	5 (25)	3 (23.08)
ureA	Absent	5 (25)	4 (30.77)	0.36
	Present	15 (75)	9 (69.23)
cagA	Absent	13 (65)	9 (69.23)	0.4
	Present	7 (35)	4 (30.77)
vacA s1/s2	Absent	11 (55)	9 (69.23)	0.21
	Present	9 (45)	4 (30.77)
vacA s2	Absent	13 (65)	10 (76.92)	0.23
	Present	7 (35)	3 (23.08)
vacA s1	Absent	18 (90)	12 (92.31)	0.41
	Present	2 (10)	1 (7.69)
vacA m1/m2	Absent	13 (65)	9 (69.23)	0.4
	Present	7 (35)	4 (30.77)
vacA m2	Absent	18 (90)	12 (92.31)	0.41
	Present	2 (10)	1 (7.69)
vacA m1	Absent	14 (70)	10 (76.92)	0.33
	Present	6 (30)	3 (23.08)
VacA_m1_VacA_s2	Absent	9 (45)	10 (76.92)	0.03
	Present	11 (55)	3 (23.08)