Table 2

Indications for testing Adapted from Cotes

Medical diagnosis
  • Measure the effects of disease on respiratory function.

  • Follow the course of a disease affecting respiratory function.

  • Evaluate signs, symptoms or laboratory findings.

  • Physical fitness, selection or evaluation in health and disease.

  • To reassure the patient and/or the physician.

  • Preoperative risk evaluation for anaesthetic and surgery.

  • Postoperative assessment of surgery, particularly thoracic surgery.

Disability evaluation
  • Industrial medical.

  • Government compensation laws.

  • Personal injury lawsuit.

  • Other legal purposes e.g, failure to provide a breath test.

  • Epidemiology.

  • Clinical trials.

  • Adapted from Cotes.174