Table 4 Summary of characteristics of included studies (n = 55)
Study characteristic | n (%) | n (%) | |
|---|---|---|---|
Design* | |||
 RCT | 16 (29.1) | Quasi-experimental | 3 (5.5) |
 Cluster RCT | 12 (38.2) | Case study | 1 (1.8) |
 Pilot/feasibility | 15 (27.3) | Controlled | 1 (1.8) |
 Pre-post design | 2 (3.6) | Unclear | 5 (9.1) |
Intervention recipients | |||
 People with health conditions | 17 (30.9) | Employees/workers | 5 (9.1) |
 Family/informal carers | 6 (10.9) | Care home staff and residents | 2 (3.6) |
 Children/Adolescents | 9 (16.4) | Ethnic minority women | 1 (1.8) |
 Healthcare staff | 9 (16.4) | Smokers (adults and adolescents) | 2 (3.6) |
 Restaurant customers | 1 (1.8) | Families | 2 (3.6) |
 People in weight management classes | 1 (1.8) |  |  |
Intervention deliverers | |||
 Nurses | 10 (18.2) | Counsellor/psychologist | 2 (3.6) |
 Allied Health Care professional | 7 (12.7) | Academics | 2 (3.6) |
 Organisations (NHS/research council) | 2 (3.6) | Teachers | 1 (1.8) |
 Healthcare staff | 5 (9.1) | Teachers and Peers | 1 (1.8) |
 Social worker | 1 (1.8) | Music therapist | 1 (1.8) |
 Multi-disciplinary team | 1 (1.8) | Specialist Trainers | 1 (1.8) |
 Peers | 2 (3.6) | Health educators | 1 (1.8) |
 Exercise trainer/physiologist | 2 (2.6) | Graduate nurses OR social workers | 1 (1.8) |
 Intervention programme staff | 1 (1.8) | Health educator + teacher | 1 (1.8) |
 Team leaders | 1 (1.8) | Unclear | 12 (21.8) |
Level of delivery | |||
 Individual | 25 (45.5) | Group | 19 (35.1) |
 Both individual and group | 3 (5.5) | Unclear | 8 (14.5) |
Mode of delivery | |||
 Face to face only | 28 (69.1) | Telephone | 1 (1.8) |
 Online (Internet) | 2 (3.6) | Telehealth | 1 (1.8) |
 Text messaging | 1 (1.8) | Unclear/missing | 5 (9.1) |
 Mixture | 7 (12.7) |  |  |