Theme	Pre-existing framework of themes	Emerged themes from the review
	Sub-Themes/Description
Program resources and logistics	Condition of cold chain in all aspects	Condition of cold chain in all aspects
	Skills and authority in resource allocation and human resource management	Skills and authority in resource allocation and human resource management
	Advocacy and communication resources/interventions	Advocacy and communication resources
Technical aspects	Skills and training among staff at all levels in all aspects of the program	Skills and training among staff at all levels in all aspects of the program
Program operation, management and organization	Availability of public health professionals and state of health service structure	Availability of public health professionals and state of health service structure
	Administrative issues including:
	-Method of performance evaluation	Administrative issues including:
	-Political Influences and factors	-Political Influences and factors
	-Factors in vaccination areas and the field program	-Factors in vaccination areas and the field program
	-Immunization cards	-Immunization cards
	-Birth records at health facilities	-Issues around access (availability of staff; waiting times etc)
	-Partnership of different preventive programs	-Impact of positive/negative attitudes of healthcare staff
Monitoring, evaluation and feedback	Reporting and monitoring systems	-Reporting and monitoring systems
	Use of local data
	Decentralization of the health system	Decentralization of the health system
Insecurity in high-risk polio areas	Nil	Safety issues in regions where polio exists
Vaccine acceptability by caregivers	Nil	Perception of sterility induced by polio vaccine
		Literacy status of caregivers
		Influence of Religion
		Influence of Frequent visits
		Effectiveness of vaccination
		Influence of vaccine side effects
Competing belief systems	Nil	Eg, Islamic beliefs and traditional medicines
Influence of community stakeholders	Nil	Community leaders as determinants of community vaccination
The nature of the disease	Nil	The understanding of polio as an influence
Cross-border polio surveillance	Nil	Factors that determine polio spread between neighbouring countries