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Table 1

From: Angiotensin converting enzyme-gene polymorphisms in normal subjects, atopic individuals and those with anaphylaxis to venom, food and drugs

ACE genotype D D I D I I Healthy Controls Atopics Anaphylaxis Cutaneous & RS Mean Serum ACE Levels U/L±SEM Serum ACE V's Healthy Controls
Healthy controls (HC) N=119 (%) 53 (45%) 44 (37%) 22 (18%)   P=0.142 P=0.009 P=0.053 48.9±6.2  
Atopic controls N=49 (%) 15 (31%) 26 (53%) 8 (16%) P=0.142   P=0.425 P=0.025 47.9±3.5 P=0.866
Anaphylaxis N=118 (%) 30 (25%) 58 (50%) 30 (25%) P=0.009 P=0.425    33.2±3.0 P=0.012
Cutaneous & Respiratory anaphylaxis 15 (56%) 12 (44%) 0 (0%) P=0.053 P=0.025     
Airway angioedema ± CVS collapse 13* (14%) 46 (52%) 30 (34%) P<0.001 P=0.024   P<0.001