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Figure 2 Time (min) to induce 1-mm ST-segment depression during exercise treadmill test at 8 weeks of therapy—evaluable population. The percentage of patients with ischemic-type ST-segment depression appears on the vertical axis, and time (min) is on the horizontal axis. There was no difference between treatment group 1 (placebo) and group 2 (40 mg/day quinapril) at 8 weeks.