Table 2: Inclusion criteria.

Studies which met the following criteria were included

(1) Primary research, of which the sole or major focus is to explore health behaviours, beliefs, and perceptions.
(2) The sole or major participant group is UK South Asians adults defined as people of South Asian origin (people with ancestral origins from Pakistan, India, Bangladesh, and Sri Lanka) living in the UK of any age.
(3) The study is conducted using, solely or as a major part, a qualitative methodology.