| Control Subjects | HCM Subjects | ||
---|---|---|---|---|
(n = 15) | (n = 15) | |||
Rest | Stress | Rest | Stress | |
Heart rate, min−1 | 70 ± 13 | 86 ± 20* | 63 ± 10 | 73 ± 13 |
Systolic BP, mm HG | 116 ± 17 | 115 ± 16 | 138 ± 17 | 132 ± 16 |
Diastolic BP, mm Hg | 68 ± 12 | 70 ± 15 | 75 ± 7 | 74 ± 9 |
Rate-pressure Product | 8,203 ± 2198 | 10,026 ± 3698* | 8,795 ± 2038 | 9,538 ± 1850 |
Peak LVOT gradient, mm Hg (IQR) | - | - | 26 (8–52) | 32 (9–60) |