Table 3.

Background of 120 patients in this study with anaphylaxis

Total cases	120
Male sex	39 (32.5)
Age, median (IQR)	47 (30.0, 62.5)
History: allergy	78 (65.0)
History: asthma	25 (20.8)
History: heart disease	4 (3.3)
Biphasic reaction	13 (10.8)

Data are shown as n (%) unless otherwise specified.

IQR, interquartile range.