Changing patterns of hepatitis A prevalence within the Saudi population over the last 18 years

Table 1 Prevalence of anti-HAV within the study population and its association with gender

Gender	Anti-HAV (%)		P value
	Positive	Negative
Male (n = 689)	145 (21)	544 (79)	0.021
Female (n = 668)	108 (16.2)	560 (83.8)

Table 2 Prevalence of anti-HAV and its association with the socioeconomic status of study population

Socioeconomic status	Anti-HAV(%)		P value
	Positive	Negative
Low class (n = 239)	88 (36.8)	151 (63.2)	< 0.0001
Lower middle class (n = 880)	146 (16.6)	734 (83.4)
Upper middle class (n = 136)	13 (9.6)	123 (90.4)
High class (n = 102)	6 (5.9)	96 (94.1)

Table 3 Prevalence of anti-HAV and its association with the region of study population

Region	Anti-HAV(%)		P value
	Positive	Negative
Aseer (n = 532)	72 (13.5)	460 (86.5)	< 0.0001
Al-Qaseem (n = 332)	46 (13.9)	286 (86.1)
Madinah (n = 493)	135 (27.4)	358 (72.6)

Table 4 Prevalence of HAV infection in KSA over the last 18 years (1989[16], 1997[17], and 2008)

Region	1989 prevalence (%)	1997 prevalence (%)	2007-2008 prevalence (%)	P value
Al-Qaseem	126/201 (61.1)	71/225 (31.5)	46/332 (13.8)	< 0.00001
Aseer	212/476 (44.5)	78/411 (18.9)	72/532 (13.5)	< 0.00001
Madinah	208/350 (59.4)	83/317 (26.2)	135/493 (27.4)	< 0.0001
Total	546/1027 (53.1)	232/953 (24.3)	253/1357 (18.6)