Are You at Risk for C. difficile? Key Factors to Consider
Published: Mar 04, 2024
Clostridioides difficile (C. diff) doesn't affect everyone equally. Understanding your risk factors can help you take proactive steps to protect yourself from this potentially serious infection.
Contents
Antibiotic Use: The Double-Edged Sword
The most significant risk factor for C. diff is recent antibiotic use. While antibiotics save lives, they also disrupt your gut's natural balance. Broad-spectrum antibiotics and longer courses of treatment pose the highest risk. Even a single dose can increase your vulnerability to C. diff.
Age and Health Status Matter
People over 65 are at higher risk for C. diff, as are those with weakened immune systems. Chronic health conditions like inflammatory bowel disease or kidney disease also increase risk. Recent hospitalizations or stays in long-term care facilities are additional risk factors.

Gastric Acid Suppression: An Unexpected Link
Medications that reduce stomach acid, such as proton pump inhibitors (PPIs), may increase C. diff risk. These drugs can alter the gut environment, making it more hospitable to C. diff. If you take PPIs regularly, discuss the risks and benefits with your doctor.
Previous C. diff: The Recurrence Risk
If you've had C. diff before, you're at higher risk of getting it again. About 20% of people treated for C. diff experience a recurrence. This risk is even higher for those who've had multiple episodes. Special precautions may be needed if you fall into this category.
Frequently Asked Questions
Indirectly, as it can weaken your immune system.
A healthy diet supports gut health, potentially lowering risk.
Yes, broad-spectrum antibiotics pose the highest risk.
Yes, through proper antibiotic use and good hygiene.
There may be some genetic factors, but research is ongoing.
Knowledge is Power
Understanding your C. diff risk factors empowers you to take control of your gut health.
References
- Khanna S, Pardi DS. The growing incidence and severity of Clostridium difficile infection in inpatient and outpatient settings. Expert Rev Gastroenterol Hepatol. 2010;4(4):409-416.
- Bartlett JG, Gerding DN. Clinical recognition and diagnosis of Clostridium difficile infection. Clin Infect Dis. 2008;46 Suppl 1:S12-S18.
- Tariq R, et al. Low Cure Rates in Controlled Trials of Fecal Microbiota Transplantation for Recurrent Clostridium difficile Infection: A Systematic Review and Meta-analysis. Clin Infect Dis. 2019;68(8):1351-1358.
This article has been reviewed for accuracy by one of the licensed medical doctors working for Doctronic. Always discuss health information with your healthcare provider.
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