TABLE 2

Demographic Characteristics of 524 Infant Botulism Cases Reported Outside of the United States, 1978–2006

DemographicValue
Age at disease onset
    n139
    Mean, wk14.3
    Median, wk12.9
    Interquartile range, wk8.9–19.0
    Minimum, wk2
    Maximum, wk52
Gender, n (%)
    Male63 (12.0)
    Female58 (11.0)
    Not reported403 (77.0)
    Total524 (100.0)
History of honey exposure, n (%)
    Yes63 (12.1)
    No43 (8.3)
    Not reported418 (79.6)
    Total524 (100.0)
Toxin type, n (%)
    A437 (83.4)
    Ab1 (0.2)
    A and Ba1 (0.2)
    A and Eb1 (0.2)
    B56 (10.7)
    Bf2 (0.4)
    C1 (0.2)
    Ec5 (0.9)
    F1 (0.2)
    Not determined19 (3.6)
    Total524 (100.0)
Intubated/ventilated, n (%)
    Yes61 (11.6)
    No30 (5.7)
    Not reported433 (82.7)
    Total524 (100.0)
Length of hospital stayd
    n78
    Mean, wk7.3
    Median, wk4.8
    Minimum, wk0.4
    Maximum, wk36.6
Died, n (%)
    Yese6 (1.1)
    No518 (98.9)
    Total524 (100.0)
  • aC. botulinum type A and type B were isolated from faecal samples from the infant.”25

  • b “A strain of C. botulinum producing toxin type A and E was identified in stool initially. Further identification of the toxin was not possible.”38

  • c Neurotoxigenic C butyricum type E was isolated.

  • d Excludes length of stay for the patients who died while in the hospital.

  • e Deaths reported in Argentina85 (n = 5) and the Netherlands59 (n = 1); excludes cases of SIDS in which C botulinum was identified.3,4,811