Table 4 Summary of initial survey respondents affiliated trial subject areas

Oncology/haematology – cancer

142

20

Neurology – neurodegenerative diseases, vascular Diseases

93

13

Cardiovascular diseases

44

6

Mental health

42

6

Metabolism – diabetes mellitus

38

5

Orthopaedics/musculoskeletal

34

5

Reproductive Health

34

5

Gastroenterology – hepatology, nephrology

29

4

Paediatrics/neonates

22

3

Respiratory

20

3

Inflammatory conditions (e.g. osteoarthritis, rheumatoid arthritis, fibromyalgia)

15

2

Surgery

15

2

Ophthalmology

14

2

Vaccines – preventive vaccines

13

2

Dementia/ageing

12

2

Infectious diseases

9

1

Dermatology

7

1

Palliative care

4

1

Involved in multiple trials

38

5

Other

79

11

Total^a

704

100%