Table 1. Recording of medical history: do patients describe chest discomfort and exercise limitations spontaneously?

Description of discomfort	Frequency (%)
All information is received directly from the patient or his general practitioner; normally further inquiries are not necessary	2.7
Every second patient describes his chest discomfort by AP spontaneously	24.1
Generally further questions are necessary to get a detailed picture of the patient’s problems and discomfort	73.1
No answer	0.1