Clinical Report: Enhanced oral care reduced hospital-acquired pneumonia in randomized trial

Overview

The HAPPEN trial demonstrated that an enhanced oral-care program significantly reduced non-ventilator hospital-acquired pneumonia (NV-HAP) among hospitalized adults. The intervention was associated with a 60% lower hazard of NV-HAP compared to standard care, based on the study results.

Background

Non-ventilator hospital-acquired pneumonia (NV-HAP) is a prevalent healthcare-associated infection that can lead to increased morbidity and healthcare costs. Effective oral care is recognized as a crucial preventive strategy, yet high-quality evidence supporting its efficacy in hospital settings has been limited. The HAPPEN trial addresses this gap by evaluating an enhanced oral-care program's impact on NV-HAP rates.

Data Highlights

Key Findings

• The intervention reduced NV-HAP by 60% (hazard ratio 0.40; 95% CI, 0.19–0.82).
• NV-HAP was confirmed in 78 patients overall during the study.
• Only 15.8% of patients completed the oral-care protocol under control conditions compared to 61.9% under the intervention.
• No adverse events were reported during the study.
• The intervention involved dedicated research nurses providing support and education.

Clinical Implications

The findings suggest that enhancing oral care in hospital settings can significantly reduce the incidence of NV-HAP. Hospitals may need to prioritize oral care as part of infection prevention strategies.

Conclusion

The HAPPEN trial provides robust evidence that improved oral care can effectively reduce NV-HAP rates, highlighting the importance of implementing such interventions in hospital settings.

Related Resources & Content

1. White NM, et al., The Lancet Infectious Diseases, 2023 -- Enhanced oral care reduced hospital-acquired pneumonia in randomized trial
2. the pathologist — The Overlooked Key to Pneumonia Prevention
3. ADA News — ADA supports VA-led initiative to assist prevention of hospital acquired pneumonia
4. Intensive Care Medicine — Impact of Oral Care with Chlorhexidine Gluconate on Mortality Rates in Hospital Settings: An Observational Cohort Analysis
5. Intensive Care Medicine — Personalized automatic management of tracheal cuff pressure and subglottic secretions drainage to prevent pneumonia in critically ill intubated patients. The MICROINHALO multicenter randomized controlled trial
6. Nonventilator Hospital-Acquired Pneumonia: Prevalence and Hospital and Patient Characteristics, 2019-2023
7. Oral Health in Healthcare Settings to Prevent Pneumonia Toolkit | HAIs | CDC
8. Strategies to prevent ventilator-associated pneumonia, ventilator-associated events, and nonventilator hospital-acquired pneumonia in acute-care hospitals: 2022 Update
9. Nonventilator hospital-acquired pneumonia: A call to action: Recommendations from the National Organization to Prevent Hospital-Acquired Pneumonia (NOHAP) among nonventilated patients - PMC
10. Effectiveness of oral care for the prevention of non-ventilator hospital-acquired pneumonia (HAPPEN): a multicentre, stepped-wedge, cluster-randomised trial in Australia - ScienceDirect
11. Evaluating the impact of an oral care initiative on the risk of non-ventilator-associated hospital-acquired pneumonia using electronic clinical data and diagnostic coding surveillance criteria