Research Article

[Retracted] Clinical Application Effect of Cluster Management in Noninvasive Ventilator Nursing Care of Patients with Severe Heart Failure

Figure 3

Blood pressure and heart rate of patients in two groups. (a) SBP of patients in two groups. (b) DBP of patients in two groups. (c) HR of patients in two groups. Note: ; . The data before and after intervention were analyzed by the paired -test.
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(b)
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