Study protocol of the CHOiCE trial: a three-armed, randomized, controlled trial of home-based HPV self-sampling for non-participants in an organized cervical cancer screening program

Table 1 Overview of data sources and information

Data sources	Information
Danish Pathology Data Bank (DPDB)	Participation (yes/no)
	Participation by self-sampling or visiting a GP
	HrHPV test results of self-collected samples
	Dysplasia and/or hrHPV test results of cervical cytology and histology specimens obtained in the whole country
	Screening history
	Age at date of second reminder
Statistic Denmark	Marital status
	Living in rural or urban area
	Education level
	Ethnicity (country of birth)
	Occupation
	Income

All data are registered and collected by use of the unique CPR number which includes the participant’s date of birth
CPR Civil Personal Registration, GP General Practitioner

ISSN: 1471-2407