Table 3.
Exercise Capacity by Treatment Group Before and after Cardiac rehabilitation (n=232)
| Variable | Fa | (η2) | Traditional (n=99) | Fb | (η2) | Tailored (n=137) | Fc | (η2) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Baseline | Post-CR | Baseline | Post-CR | |||||||
|
|
||||||||||
| Resting HR, bpm | .66 | .003 | 72.6±13 | 69.8±12 | 6.56d | .028 | 73.6±6 | 69.6±10 | 18.87d | .076 |
| Resting SBP, mm Hg | .28 | .001 | 124.3±17.6 | 119.6±16 | 6.93d | .029 | 121.2±16.4 | 115.2±15 | 15.92d | .065 |
| Resting DBP, mm Hg | .13 | .001 | 73.8±10.7 | 71.9±9 | 2.43 | .010 | 72.6±9.6 | 70.2±9.5 | 5.88d | .025 |
| Resting RPP | .23 | .001 | 91.0±24 | 83.7±19.5 | 12.85d | .053 | 89.1±21 | 80.5±17 | 25.58d | .100 |
| Peak HR, bpm | 2.08 | .009 | 115.9±23.6 | 117.7±24 | .93 | .004 | 121.7±22 | 120.0±21 | 1.20 | .005 |
| Peak SBP, mm Hg | .23 | .001 | 166.3±22.7 | 161.4±23 | 3.87 | .017 | 162.3±21.7 | 159.0±24 | 2.63 | .011 |
| Peak DBP, mm Hg | .60 | .003 | 83.7±12.2 | 80.7±12 | 6.00d | .025 | 80.8±12.4 | 79.0±12 | 3.00 | .013 |
| Peak RPP | .60 | .003 | 195.5±57 | 192.5±52 | .35 | .002 | 199.0±52 | 191.0±52 | 3.69 | .016 |
| Peak exercise capacity, METs | <1 | .000 | 5.6±2.3 | 7.1±2.8 | 68.82d | .230 | 6.0±2.7 | 7.6±2.8 | 98.62d | .300 |
| Peak treadmill time, min | 2.00 | .009 | 8.0±3.3 | 10±3.7 | 60.51d | .208 | 8.3±3.7 | 10.8±3.3 | 133.45d | .367 |
Abbreviations: bpm, beats per minute; CR, cardiac rehabilitation; DBP, diastolic blood pressure; HR, heart rate; MET, metabolic equivalent; η2, eta squared (standardized effect size measure); RPP, rate pressure product ((HR × SBP/100); SBP, systolic blood pressure
a
F test of group by time interaction (degrees of freedom = 1, 230)
b
F test of simple main effect of time for traditional group (degrees of freedom = 1, 230)
c
F test of simple main effect of time for tailored group (degrees of freedom = 1, 230)
d
P<.05; Results presented as mean ± SD.