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Table 2 Genotypic and allelic frequencies of ACE I/D polymorphism in SARS patients and control subjects

From: Absence of association between angiotensin converting enzyme polymorphism and development of adult respiratory distress syndrome in patients with severe acute respiratory syndrome: a case control study

 

SARS cases

Controls

 

n = 140

n = 326

Genotypic frequency

DD

15 (11%)

43 (13%)

ID

65 (46%)

133 (41%)

II

60 (43%)

150 (46%)

χ2 value = 1.43, df = 2, p = 0.489

Allelic frequency

D

95 (34%)

219 (34%)

I

185 (66%)

433 (66%)

χ2 value = 0.000624, df = 1, p = 0.980