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Lactose-dependent SIBO.
| n = 20 (7.6%) | H2 breath test | CH4 breath test |
|---|---|---|
| n = 16 (6.1%) | + | − |
| n = 4 (1.5%) | − | + |
SIBO: small intestinal bacterial overgrowth, +: >20 parts per million above baseline up to 60 minutes after lactose ingestion, −: negative.
