TABLE 1.

Association between a FUT2 nonsense mutation (428G→A) and resistance to symptomatic nosocomial and sporadic norovirus infections in Sweden

Secretor statusNo. (%) of subjects with secretor status
Blood donors in SwedenAsymptomatic individualsSymptomatic individuals
Secretors
    SeSe27 (26)21 (34)26 (49)
    Sese42856 (54)23 (36)27 (51)
Nonsecretors
    se428se42821 (20)18 (29)0 (0)a,b
Total (n = 219)10462c53c
  • a Fisher's exact test (two-sided), symptomatic individuals versus blood donors (P < 0.0002).

  • b Fisher's exact test (two-sided), symptomatic individuals versus asymptomatic individuals (P < 0.00001).

  • c Includes both nosocomial and sporadic outbreaks.