Table 1.
Characteristics of the study group.
| All Patients (N = 249) |
‘‘High Probability of HIT’’ (N = 41) |
‘‘Low Probability of HIT’’ (N = 208) |
Healthy Adults (N = 50) |
p Value | |
|---|---|---|---|---|---|
| Age (years): median (IQR) | 47 (38–61) | 51 (42–66) | 47 (37–60) | 44 (36–55) | 0.427 a |
| Women: N (%) | 181 (73) | 33 (81) | 148 (71) | 37 (74) | 0.672 b |
| Men: N (%) | 68 (27) | 8 (19) | 60 (29) | 13 (26) | |
| DAO (U/mL): median (IQR) | 10 (7–14) | 8 (6–10) | 10 (7– 16) | 18 (14–22) | <0.0001 a |
HIT, histamine intolerance; IQR, interquartile range; a Kruskal-Wallis test; b Chi-square test.