The EGM contains various types of study:

  • Randomised control trials. These are in green.
  • Quasi-experimental designs. These are shown in pale blue.
  • Protocols (the ‘recipe’ for studies which are planned or underway. These studies do not have results yet). Protocols are shown in darker blue.
Systematic reviews, which synthesise other studies in an area. Systematic reviews are shown in purple.

1) Intervention types and outcomes
3) Viewing the studies in cells