Research Article

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

Figure 1

Treatment of two groups of patients. (a) Mechanical ventilation time of patients in the two groups. (b) Hospitalization expenses of patients in the two groups. Note: . The data between groups were analyzed by the independent samples test.
(a)
(b)