Table 2 Impact of variables on decision to refer symptomatic patient

Respondent variables

Respondent age

30–39

5.3

2.72

0.001

1.9 to 14.5

40–49

3.2

1.74

0.03

1.1 to 9.3

Years in practice (20+)

3

1.24

0.007

1.3 to 6.8

Vignette variables

Age in vignette (> 60 years)

2.95

0.46

<0.001

2.2 to 4.0

Duration of symptoms (6 weeks)

2.3

0.38

<0.001

1.7 to 3.2

Rectal bleeding

11.76

2.99

<0.001

7.1 to 19.4

Altered bowel habit

4.94

0.84

<0.001

3.5 to 6.9

Iron Deficiency anaemia

7.12

1.28

<0.001

5.0 to 10.2

Weight loss

2.62

0.46

<0.001

1.9 to 3.7