Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 14, 2011; 17(2): 236-241
Published online Jan 14, 2011. doi: 10.3748/wjg.v17.i2.236
Table 1 Patient characteristics
Variablen (%)
Mean age (yr, range)49 ± 9 (20-80)
Gender
Female272 (27.59)
Male714 (72.41)
Chronic liver disease
Chronic viral hepatitis B506 (51.32)
Chronic viral hepatitis C23 (2.33)
HBV related liver cirrhosis450 (45.64)
HCV related liver cirrhosis7 (0.71)
Place of residence
Seoul389 (39.45)
Gyeonggi-do274 (27.79)
Metropolitan cities101 (10.24)
Other provinces223 (22.62)
Prevalence of IgG anti-HAV854 (86.61)
Table 2 Prevalence of IgG anti-hepatitis A virus in patients with hepatitis B virus vs those with hepatitis C virus infection n (%)
Age (yr)Anti-HAV/HBVAnti-HAV/HCV
20-303/43 (6.98)0
31-4058/112 (51.79)0/2 (0)
41-50325/351 (92.59)6/7 (85.71)
51-60378/387 (97.67)12/12 (100)
≥ 6163/63 (100)9/9 (100)
Table 3 Prevalence of IgG anti-hepatitis A virus according to gender, the status of liver disease and the place of residence
CharacteristicsAnti-HAV positivity, n (%)P value
Sex0.049
Male609/714 (85.29)
Female245/272 (90.07)
Status of liver disease< 0.001
Chronic viral hepatitis425/529 (80.34)
Liver cirrhosis429/457 (93.87)
Place of residence< 0.001
Seoul311/389 (79.95)
Gyeonggi-do241/274 (87.96)
Metropolitan cities96/101 (95.05)
Other provinces206/223 (92.38)
Table 4 Factors affecting seropositivity for IgG anti-hepatitis A virus on the multivariable analysis
CharacteristicsAnti-HAV positivity, n (%)OR (95% CI)P value
Age (≥ 40 yr)809/852 (94.95)33.44 (20.14-55.52) < 0.001
Female245/272 (90.07)2.07 (1.16-3.71)0.014
Etiology0.487
HBV827/956 (86.51)1
HCV27/30 (90)0.61 (0.15-2.47)
Status of liver disease0.075
Chronic viral hepatitis425/529 (80.34)1
Liver cirrhosis429/457 (93.87)1.64 (0.95-2.82)
Place of residence0.035
Seoul311/389 (79.95)1
Gyeonggi-do241/274 (87.96)1.51 (0.86-2.66)0.153
Metropolitan cities96/101 (95.05)4.11 (1.37-12.35)0.012
Other provinces206/223 (92.38)1.84 (0.93-3.65)0.080