Table 2. Demograhic and clinical characteristics of the patients included in the study according to the clinical entity. NA: Not applicable. NECD: NSAIDs-exacerbated cutaneous disease. NERD: NSAIDs-exacerbated respiratory disease. NIUA: NSAIDs-induced urticaria/angioedema. SNIDRs: Single-NSAID-induced delayed reactions. SNIUAA: Single-NSAID-induced urticaria/angioedema and anaphylaxis.