Table 2.
Patients’ body weight, hemodynamics and RPE pre- and post-CR interruption
| All patients, n = 53 | Age < 75 years, n = 32 | Age ≥ 75 years, n = 21 | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Pre-interruption | Post-interruption | p value | Pre-interruption | Post-interruption | p value | Pre-interruption | Post-interruption | p value | |
| Body weight (kg) | 65.1 (58.6–71.4) | 65.3 (57.9–71.5) | 0.359 | 67.2 (59.8–74.0) | 66.6 (59.2–73.3) | 0.254 | 61.7 (57.4–69.4) | 60.4 (56.0–67.9) | 0.009 |
| BMI (kg/m2) | 23.4 (22.1–25.5) | 23.4 (21.6–25.4) | 0.239 | 23.7 (21.6–26.4) | 23.8 (22.5–26.4) | 0.367 | 23.3 (22.1–24.9) | 22.9 (22.2–24.4) | 0.011 |
| Rest HR (bpm) | 64 (61–71) | 67 (60–76) | 0.114 | 64 (58.8–70.3) | 65.5 (58.8–75.3) | 0.143 | 64 (62.0–72.0) | 71.0 (60.0–77.0) | 0.324 |
| Peak HR (bpm) | 101 (91–109) | 104 (92–112) | 0.001 | 101.5 (90.8–109.3) | 104.5 (90–112) | 0.009 | 100.0 (92.0–108.0) | 103.0 (95–110) | 0.052 |
| Rest SBP (mmHg) | 130 (116–140) | 126 (113–143) | 0.690 | 131 (121.5–140) | 124.5 (112.5–143) | 0.281 | 128 (115.0–137) | 131.0 (115.0–147) | 0.538 |
| Post-exercise SBP (mmHg) | 127 (110–139) | 125 (114–142) | 0.495 | 121.5 (105.8–145.0) | 124.5 (112.8–142) | 0.104 | 128.0 (112.0–145.0) | 126.0 (116.0–137) | 0.554 |
| Peak Borg scale: dyspnea | 12 (12–13) | 12.5 (12–13) | 0.001 | 12 (12.0–13) | 12 (12.0–13) | 0.260 | 12 (11.5–12) | 13 (12.5–13) | < 0.001 |
| Peak Borg scale: lower extremities | 12 (12–13) | 12.5 (12–13) | 0.003 | 12 (12–13) | 12.5 (12.0–13) | 0.440 | 12 (12–12) | 13.0 (12.5–13) | < 0.001 |
CR cardiac rehabilitation; BMI body mass index; HR heart rate; RPE rating of perceived exertion; SBP systolic blood pressure. Values shown are medians (interquartile ranges)