Table 2.

Summary of Participants of Included Studies

Number of Participants	Range: 4–268
	Mean: 39
Chronic disease(s) investigated (n=number of studies)	Diabetes mellitus (n=31) Cardiovascular disease (n=16) Cancer (n=10) Hypertension (n=2) Postnatal depression (n=1) Osteoporosis (n=1) Chronic kidney disease (n=1) Asthma (n=1) Leg and foot ulcers (n=1) Dementia (n=1) Heart failure (n=1) Atherosclerosis (n=1)
Participant gender (n=mean number of participants) Note: One paper was excluded from this section as no information was provided about gender.	Men (n=17) Women (n=23)
Participant age	Range: 21–87 years
South Asian country of origin (n=number of studies)	India (n=39) Pakistan: (n=26) Bangladesh (n=14) Sri Lanka (n=7) Nepal (n=1) Country unspecified but region broadly classed as South Asia (n=8)
Western country study was set in (n=number of studies)	Australia (n=3) Canada (n=19) Denmark (n=1) Norway (n=4) UK (n=30) US (n=4)