Rapid Communication
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 21, 2006; 12(3): 460-464
Published online Jan 21, 2006. doi: 10.3748/wjg.v12.i3.460
Table 1 Comparison of epidemiology and symptomatology in the reviews
VariableChun et al[17] 1900-1977Nelken et al[5] 1977-1986Ooi et al[18] 1987-1995Present study 1986-2004
Number of cases17318928767
Male:female ratio(%)104 : 61 (63)125 :  64 (66)163 : 80 (67)41 : 26 (61)
Mean age (yr)36.8Not available41.154.1
Age range (yr)6 mo-836 mo-826 mo-9219-79
Clinical presentations
Fever (%)95.48490.885
Left upper quadrant pain(%)42.13949.843.3
Splenomegaly(%)53.94030.767.2
Left pleural effusion(%)19.7Not available22.341.5