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. 2022 Oct 21;9:1018463. doi: 10.3389/fnut.2022.1018463

TABLE 1.

Baseline characteristics of each patient with histamine intolerance.

Patient Age (years) DAO activity
(U/mL)
Clinical symptoms
1 65 9.55 Headache, abdominal bloating, and heart burn.
2 31 6.50 Diarrhea, flatulences, and abdominal bloating.
3 44 9.80 Headache, diarrhea, abdominal bloating, articular pain, muscular pain, and insomnia
4 27 7.70 Diarrhea, abdominal pain, flatulences, and abdominal bloating.
5 56 9.15 Headache, eczema, and pruritus.