Age, year 57.0 ± 13.2
Sex, female (n, %) 269/431 (62.4%)
Severity of index HSR
Mild
Moderate
Severe
80 (16.6%) 216 (44.8%) 186 (38.6%)
Reaction on first exposure (n, %) 42/239 (17.6%)
Culprit LOCM (n, %) Iopromide
Iohexol
Iobitridol
364 cases 84 (23.1%) 83 (22.8%) 68 (18.7%)
Iopamidol
Iomeprol
Ioversol Iodixanol
60 (16.5%) 30 (8.2%) 29 (8.0%) 14 (3.8%)
Median days between index HSR and skin test (IQR) 25.9 (8.00-116.4)
Skin test positivity
Skin prick test (%)
3.1%
Intradermal test (%)
51.8%