Table 2

Resource utilisation (% use) by consultant

InvestigationMinimum (% use)Maximum (% use)Variability (maximum/minimum)
†Duplex Doppler, ventilation/perfusion scan, or venography.
‡Endoscopy or gastrointestinal radiology.
Echo4.5017.03.8
Computed tomography12.734.42.7
Electrocardiography13.345.43.4
Chest radiograph17.036.72.2
Deep vein thrombosis investigations†3.2310.643.3
Gastrointestinal investigations‡1.7225.8115