Table 2 Role and experience of interviewees

Role in trial

Investigators

2

8

6

(n = 16)

Study coordinators

4

3

3

(n = 10)

Clinicians

1

3

2

(n = 6)

QA professionals

1

2

1

(n = 4)

Clinical research experience

0 to 1 year

0

1

1

2 to 4 years

2

5

2

5 to 7 years

1

0

1

More than 7 years

5

10

8

Study Phase

Phase I (a or b)

2

10

2

Phase II

2

13

3

Phase III

6

13

6

Phase IV

5

9

3

Type of trial

Drug trial

4

16

9

Vaccine trial

7

13

7