1. Short (3–4 day) and longer (≥5 day) antibiotic courses had similar clinical outcomes.
2. Only 10.1% of patients met criteria for short-course therapy.
3. Median antibiotic duration remained longer (7 days) in practice.
4. No significant differences in mortality, readmissions, or C difficile infection.
5. Findings support shorter therapy in carefully selected, clinically stable patients.

Source: Annals of Internal Medicine