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Table 2 Prevalence of asymptomatic C. difficile colonization in different populations

From: Asymptomatic Clostridium difficile colonization: epidemiology and clinical implications

Population type Range of carriage rates References
Healthy neonates and infants 18–90 % [34, 110113]
Healthy adults – general population 0–15 % [15, 2633]
Elderly in long-term care facilities, chronic care, or nursing homes 0–51 % [9, 30, 37, 66, 67, 70, 114116]
Hospital Elderly 0.6–15 % [26, 68, 69, 114, 117, 118]
Inpatients (not specifically elderly) 4–29 % [10, 13, 18, 22, 73, 79, 91, 105, 106, 109, 119121]
Rehabilitation (spinal) 11–50 % [43, 45]
HIV 4 % [122]
Healthcare workers 0–13 % [26, 32, 123]
Cystic fibrosis 18–47 % [3841]
Hospital surgical patients on antibiotic prophylaxis 17 % [124]
Intensive care 7 % [125]
IBD (ulcerative colitis or Crohn’s disease) 11 % [95]
Hematological malignancies 8 % [94]