[Prognostic value of the exercise test performed less than 40 days after the first infarction].

Stress testing was performed in 159 men (mean age 49.83 years) between the 10th and 40th day after primary myocardial infarction. The average work achieved was 79 watts with a heart rate of 121/min, systolic blood pressure of 169 mmHg, and a double product of 20 544.