Table 1.

List of key themes and sub-themes

Key themes		Sub-themes
1	Informed consent and the default ‘opt-in’	1	Opt-out versus opt-in
		2	Informed consent
		3	Patient access to GP records
		4	Apathy regarding default ‘opt-in’
2	Trust	5	Lack of trust
3	Privacy and data security	6	Identifiable data
		7	Privacy
		8	Security issues
		9	Confidentiality of patient data
		10	care.data has risks
4	Involvement of private companies	11	Data accessed by insurance companies
		12	Data for sale
		13	Concerns about the involvement of a private IT company
		14	Data going to other private companies
		15	Care.data linked to NHS privatisation
5	Legal issues and GPs’ concerns	16	Data protection
		17	Legal issues
		18	GPs' concerns
		19	Concerns about adding genomic data later
		20	Police access to care.data
6	Communication failure and confusion about care.data	21	Communication failure
		22	Confusion about what care.data is
		23	care.data as a media event
		24	care.data leaflet and junk mail
		25	Conflicts of interest
		26	Public ignorance about care.data
		27	Mainstream media reports on care.data
		28	PR and presentation of facts
		29	Critics accused of scaremongering
7	Delayed implementation	30	Delay to implementation
		31	Role of activists or activism
		32	Flawed project
		33	Change management
		34	Another NHS fiasco
		35	Pause will not affect implementation
		36	A failed brand
		37	Costs of care.data project
		38	Technological problems
		39	Accuracy of medical records
8	Patient-centeredness	40	Arrogance
		41	Lack of patient and public involvement
		42	Lack of patient-centeredness
		43	Patient ownership of medical data
		44	Lack of engagement
9	Potential of care.data and the ideal model of implementation	45	Pro care.data viewpoint
		46	Ideal model of implementation
		47	Benefits of open data
		48	Accusing critics of scaremongering
		49	Use of patient data is not new
		50	Moral imperative for care.data