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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: J Card Fail. 2015 Dec 11;22(7):485–491. doi: 10.1016/j.cardfail.2015.12.007

Table 4.

Interaction between DM Status, Exercise Training, and Functional Capacity

Outcome Exercise training Usual care P-value for Interaction
between DM Status
and Treatment
Assignment*

Change after 3 months
Mean (SD)
[Confidence Interval]
Variables
  6-Minute Walk Distance, meters
    • DM 17.4 (69.2) 5.8 (67.7) 0.53
    • Non-DM 25.2 (74.0) 2.9 (69.5)
  Peak VO2, mL/kg/min
    • DM 0.5 (2.4)
[0.23–0.77]
0.3 (2.4)
[0.02–0.58]
0.02
    • Non-DM 0.9 (2.6)
[0.70–1.10]
0.2 (2.6)
[−0.01–0.41]
  KCCQ Clinical Summary Score
    • DM 5.0 (14.6) 2.6 (15.6) 0.23
    • Non-DM 5.4 (14.5) 2.6 (13.6)
*

Adjusted only for Baseline 6MWD, Peak VO2, and KCCQ Clinical Summary Score, respectively. Confidence intervals are listed for exercise variables with statistically significant interaction p-values.