The table below shows the environment profile scores achieved by Imperial in REF 2021 for each unit of assessment (UoA) that the College submitted to. Imperial's institutional result is also given below.

 Environment quality profile (percentage of research activity at each quality level)      
UoA 4*3*2*1*u/cCat A FTE
1 - Clinical Medicine 100.0 0.0 0.0 0.0 0.0 438.9
2 - Public Health, Health Services and Primary Care 100.0 0.0 0.0 0.0 0.0 79.5
4 - Psychology, Psychiatry and Neuroscience 87.5 12.5 0.0 0.0 0.0 34.9
5 - Biological Sciences 87.5 12.5 0.0 0.0 0.0 92.4
8 - Chemistry 100.0 0.0 0.0 0.0 0.0 63.3
9 - Physics 62.5 37.5 0.0 0.0 0.0 130.1
10 - Mathematical Sciences 100.0 0.0 0.0 0.0 0.0 94.6
11 - Computer Science and Informatics 100.0 0.0 0.0 0.0 0.0 58.5
12 - Engineering 100.0 0.0 0.0 0.0 0.0 420.0
14 - Geography and Environmental Studies 50.0 50.0 0.0 0.0 0.0 45.7
17 - Business and Management Studies 100.0 0.0 0.0 0.0 0.0 92.2
Imperial College London (institutional result) 94.4 5.6 0 0 0 1549.9

Data definitions

AbbreviationDefinition
4* An environment that is conducive to producing research of world-leading quality and enabling outstanding impact, in terms of its vitality and sustainability
3* An environment that is conducive to producing research of internationally excellent quality and enabling very considerable impact, in terms of its vitality and sustainability
2* An environment that is conducive to producing research of internationally recognised quality and enabling considerable impact, in terms of its vitality and sustainability
1* An environment that is conducive to producing research of nationally recognised quality and enabling recognised but modest impact, in terms of its vitality and sustainability
u/c An environment that is not conducive to producing research of nationally recognised quality or enabling impact of reach and significance
Cat A Academic staff in post on 31 July 2020 and included in the REF submission
FTE Full-time equivalent