Table 4: Summary of studies of malabsorptive procedure and their effect on NAFLD.

Malabsorptive procedure
StudyRefMain outcomesType of studySample sizeFollowup

Kral et al., 2004[38]Postoperative increase in fibrosis in 40%, a decrease in 27%, and no change in 33%Prospective cohort10441 ± 25 months
Keshishian et al., 2005[39]Significant improvement in steatosis and inflammationRetrospective cohort786–36 months