Meta-Analysis
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 28, 2013; 19(24): 3866-3871
Published online Jun 28, 2013. doi: 10.3748/wjg.v19.i24.3866
Table 1 Characteristics of the studies
Ref.CountrySample size (n)Type of studyDisablingFollow-up (yr)FactorQATSDD
Beaugerie et al[6]France1123Retrospective85.2%5Age (under 40 yr)22
Steroids for 1st flare
Perianal disease
Loly et al[7]Belgium361Retrospective57.9%5Steroids for 1st flare18
Perianal disease
L3
Yang et al[8]China207Retrospective71.0%2Steroids for 1st flare21
Perianal disease
80.2%5Age (under 40 yr)