Table 2 The six clusters identified when condensing the definitions from the literature review

Skills

Possession of requisite skills/Constellation of skills/Wide range of skills

Cognitive skills

Social skills

Personal skills

The ability

The capacity

The knowledge

The competencies

Motivation

Comprehension

Communication

To gain access

To understand

To use

To perform basic reading and numerical tasks

To obtain

To process

To seek out

To comprehend

To evaluate

To read

To filter

To find

To appraise

To communicate

To interpret

To identify

To perform arithmetic operations

To embrace or disregard actions

To derive meaning

To act

To make sound decisions/to make health-related decisions

To take responsibility

To pertain interactions

To attain capacity, comprehension and communication

Information

Health information

Information relating to health

Basic health information

Health-related print-material

Information presented in graphical form

Health information in written, spoken or digital form

Different forms of communication

Concepts

Services

Promote and maintain good health

To function in the health care environment

To make appropriate health decisions

A critical empowerment strategy to increase people's control over their health

To make informed choices

Reduce health risks

Increase quality of life

To form sound judgments

To engage in demands of different health contexts

To promote health

To enhance health

To improve health

To make appropriate health and care decisions

To accomplish health-related objectives

To make public health decisions that benefit the community

Variety of settings

The health care environment

Different health contexts

Health care setting

Health related contexts

The everyday life at home, in the community, at the workplace, within the healthcare system, at the market place and within the political arena

HL always related to the context of the specific tasks needed to be accomplished

Across the life course

Evolves over lifetime