. Author manuscript; available in PMC: 2019 Oct 1.

Published in final edited form as: Int J Med Microbiol. 2018 Jun 26;308(7):921–926. doi: 10.1016/j.ijmm.2018.06.009

Table 2.

Association between antibiotic treatment and HUS among reported E. coli O157:H7 cases for four common definitions of HUS

Definition	HUS	No Antibiotics	Antibiotics	OR^* (95% CI)
Age-focused	Yes	51	23	2.29 (1.20, 4.39)
Age-focused	No	220	110	2.29 (1.20, 4.39)
Hospital diagnosis	Yes	66	23	1.94 (1.01, 3.72)
Hospital diagnosis	No	202	106	1.94 (1.01, 3.72)
Hematology-focused	Yes	42	15	1.73 (0.83, 3.54)
Hematology-focused	No	230	118	1.73 (0.83, 3.54)
CSTE	Yes	96	53	1.57 (0.98, 2.55)
CSTE	No	175	79	1.57 (0.98, 2.55)

Adjusted for age (continuous)

Abbreviations: CI, confidence interval; CSTE, Council of State and Territorial Epidemiologists; HUS; hemolytic uremic syndrome; OR, odds ratio