Table 3.

The use of imaging of headache patients among general practitioners. All figures are numbers (%)

	All (N = 367)
Do you usually use CT/MRI for the following?
All new-onset headache (not acute)
Yes	23 (6)
No	344 (94)
Headache not responding to treatment
Yes	308 (84)
No	59 (16)
Headache with focal neurological symptoms
Yes	362 (99)
No	5 (1)
Worsening of a pre-existent headache
Yes	236 (64)
No	131 (36)
If patients have concerns and anxiety about brain tumor or other intracranial pathology
Yes	228 (62)
No	139 (38)
Neck pain with concomitant headache
Yes	52 (14)
No	315 (86)
How often do you?
Use CT for new-onset headache (not acute headache)
> 2/3 times	7 (2)
1/2 times	19 (5)
< 1/3 times	341 (93)
Use MRI for new-onset headache (not acute headache)
> 2/3 times	66 (18)
1/2 times	56 (15)
< 1/3 times	245 (67)
Use CT for long-lasting headaches
> 2/3 times	17 (5)
1/2 times	24 (7)
< 1/3 times	326 (89)
Use MRI for long-lasting headaches
> 2/3 times	103 (28)
1/2 times	69 (19)
< 1/3 times	195 (53)
Find CT useful in headache investigations
> 2/3 times	41 (11)
1/2 times	36 (10)
< 1/3 times	290 (79)
Find MRI useful in headache investigations
> 2/3 times	153 (42)
1/2 times	64 (17)
< 1/3 times	150 (41)
Use CT or MRI to alleviate a patient’s concerns/anxiety about tumor cerebri or other intracranial pathology
> 2/3 times	72 (20)
1/2 times	75 (20)
< 1/3 times	220 (60)