Interventions Increase Vaccination Rates in Inflammatory Bowel Disease and Rheumatoid Arthritis: A Systematic Review...

Area of Science:

• Immunology
• Public Health
• Evidence-Based Medicine

Background:

• Patients with immune-mediated conditions like inflammatory bowel disease (IBD) and rheumatoid arthritis (RA) are at increased risk for vaccine-preventable infections.
• Despite established guidelines, vaccination rates in these patient populations remain suboptimal.

Approach:

• A systematic review and meta-analysis was conducted, searching major databases up to 2020.
• The analysis included 21 studies focusing on interventions to improve vaccination rates, with pneumococcal vaccination (PCV) as the primary outcome.

Key Points:

• For IBD patients, various interventions significantly increased PCV uptake (OR, 4.74), with barrier-oriented interventions showing the largest effect (OR, 12.68).
• For RA patients, all interventions led to increased PCV uptake compared to no intervention (OR, 2.74).
• Pneumococcal vaccination was the predominant vaccine studied (91% of analyses).

Conclusions:

• Multiple interventions are effective in increasing pneumococcal vaccination rates among patients with IBD and RA.
• Barrier-oriented interventions appear most effective, but tailored approaches are recommended.
• Further high-quality randomized controlled trials are necessary to optimize vaccination strategies.