Brief Article
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastroenterol. Aug 21, 2011; 17(31): 3640-3644
Published online Aug 21, 2011. doi: 10.3748/wjg.v17.i31.3640
Table 1 Comparison of baseline characteristics between cases and controls (Hunan, China, 2005-2006)
Research factorCases number (%)Controls number (%)
Education of mother
< College81 (57.45)57 (40.43)
> College60 (42.55)84 (59.57)
Income (yuan/mo)
< 150090 (63.83)92 (65.25)
> 150051 (36.17)49 (34.75)
First-degree family history
No69 (48.94)107 (75.89)
Yes72 (51.06)34 (24.11)
Liver function
Normal99 (70.21)117 (82.98)
Abnormal42 (29.79)24 (17.02)
Systematic treatment
No119 (84.40)94 (66.67)
Yes22 (15.60)47 (33.33)
EHP
No127 (90.07)133 (94.33)
Yes14 (9.93)8 (5.67)
Intrahepatic cholestasis
No101 (71.63)121 (85.82)
Yes40 (28.37)20 (14.18)
Premature rupture of membranes
No99 (70.21)119 (84.40)
Yes42 (29.79)22 (15.60)
Anti-hepatitis B immunoglobulin injection
No100 (70.92)68 (48.23)
Yes41 (29.08)73 (51.77)
Fetal distress
No68 (48.23)91 (64.54)
Yes73 (51.77)50 (35.46)