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

Published in final edited form as: Pediatr Infect Dis J. 2018 Jun;37(6):543–548. doi: 10.1097/INF.0000000000001908

Table 2.

PCR testing results for diarrheagenic E. coli among cases and controls.

Organism	Total n=1267	Cases n=857	Controls n=410	Odds ratios (95% CI)
Any diarrheagenic
E. coli, n (%)	70 (5)	41 (5)	29 (7)	Crude OR: 0.66 (0.40–1.07) Adjusted OR: 0.65 (0.39–1.06)^*
EPEC, n (%)	30 (2)	18 (2)	12 (3)	Crude OR: 0.70 (0.33–1.46) Adjusted OR: 0.69 (0.32–1.4)^*
EAEC, n (%)	32 (2)	17 (2)	15 (4)	Crude OR: 0.52 (0.26–1.07) Adjusted OR: 0.50 (0.25–1.083^*
DAEC, n (%)	4 (0.3)	3 (0.3)	1 (0.2)	Crude OR: 1.4 (0.14–13.5) Adjusted OR: 1.5 (0.14–14.0)^*
STEC, n (%)	4 (0.3)	3 (0.3)	1 (0.2)	Crude OR: 1.4 (0.14–13.5) Adjusted OR: 1.4 (0.14–14.0)^*

All percentages are in comparison to totals at the top of the column.

adjusted for sex, age, gender, race, ethnicity

Abbreviations: DAEC: diffusely adherent E. coli; EAEC: enteroaggregative E. coli; EPEC: enteropathogenic E. coli; and STEC: Shiga toxin-producing E. coli