Treatment of anaphylaxis at in-hospital food challenge with adrenaline reported in the literature
| Series of in-hospital food challenges reported in the literature | No. of cases of anaphylaxis | Percentage treated with adrenaline |
| Japan, 201728 | 190 | 47 |
| Philadelphia, USA, 201529 | 655 | 39 |
| Sydney, 201530 | 12 | 42 |
| New York, USA, 201531 | 42 | 69 |
| Berlin, Germany, 201432 | 35 | 6 |