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Table 2 Demographic and medical data of patients who suffered from HDR

From: Importance of hypersensitivity in adverse reactions to drugs in the elderly

Feature Patients aged ≥ 65 year
n. (%)
Patients aged < 65 year
n. (%)
Χ2
Female 101 (80.15%) 42 (64.61%) 0.019
Family history of atopy 0 4 (6.1%) 0.005
Allergic diseases 5 (3.96%) 16 (24.61%) 0.000
Previous ADRs 12 (9.5%) 15 (23.07%) 0.01
Smoker 38 (30.15%) 22 (33.8%) 0.603
Alcohol abuse 19 (15%) 6 (9.23%) 0.256
Multiple chronic drug regimen 109 (86.5%) 20 (30.7%) 0.000
Comorbidities 126 (100%) 6 (9.23%) 0.000
Use of self-medications 31 (24.6%) 22 (33.8%) 0.176
Short course therapy with ≥ 3 drugs 48 (38%) 18 (27.6%) 0.152
Total 126 (100%) 65 (100%)