A qualitative evaluation of the immunization program in Papua New Guinea

Area of Science:

• Public Health
• Global Health
• Health Systems Strengthening

Background:

• Rural immunization services in Papua New Guinea face challenges impacting coverage.
• Recent efforts to strengthen the national immunization program require in-depth evaluation.

Purpose of the Study:

• To evaluate rural immunization services in Papua New Guinea.
• To identify reasons for poor immunization coverage.
• To document the impact of recent national immunization program strengthening efforts.

Main Methods:

• A qualitative process complemented quantitative monitoring data.
• Open-ended interviews and observations were conducted with rural health staff.
• 30 health centers representing diverse field situations were included.

Main Results:

• Qualitative review revealed specific local weaknesses (e.g., logistics, funding) and systemic problems hindering immunization.
• Information on locally developed solutions from high-performing facilities was gathered.
• Behavioral factors impacting service improvement were identified, alongside quantitative performance data.

Conclusions:

• The evaluation provided detailed insights into peripheral immunization clinic issues and local solutions.
• Findings are crucial for future health system strengthening and planning.
• A supportive supervision model with potential to improve outcomes was identified, highlighting complex organizational and human barriers to improved immunization.