Please assess the completion status of the following clinical trial:

Trial Title: Restoration of Chronotropic Competence in Heart Failure Patients With Normal Ejection Fraction

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Patients who are in sinus rhythm~* Patients who are on stable medical therapy~* Patients who exhibit signs and symptoms of heart failure, New York Heart Association (NYHA) Class II or III~* Patients who have experienced a hospitalization for decompensated heart failure; treatment for pulmonary congestion or volume overload; chronic treatment with a loop diuretic; or a brain natriuretic peptide (BNP) \> 125 ng/l.~* Left ventricular ejection fraction (LVEF) ≥ 50%~Exclusion Criteria:~* Patients with persistent atrial fibrillation or atrial flutter~* Patients who are in complete heart block~* Patients who have experienced a recent myocardial infarction (MI) or have unstable angina or require cardiac surgery or other procedures~* Patients who have severe heart valve disease or valve replacement~* Patients with a contraindication for a pacemaker system~* Patients who have a neuromuscular, orthopedic or other non-cardiac condition that prevents patient from exercise testing~* Patients who have infiltrative or hypertrophic cardiomyopathy~* Patients who have known severe pulmonary disease~* Patients with uncontrolled diabetes or blood pressure (systolic blood pressure (SBP) \> 160 mmHg or diastolic blood pressure (DBP) \> 95 mmHg)

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- RAP On then Off at 1 month visit (Type: EXPERIMENTAL): 1. Rate Adaptive Pacing (RAP) On for first cardiopulmonary exercise test (CPX) at one month.~2. Rate Adaptive Pacing (RAP) Off for second cardiopulmonary exercise test (CPX) at one month.
- RAP Off then On at 1 month visit (Type: EXPERIMENTAL): 1. Rate Adaptive Pacing (RAP) Off for first cardiopulmonary exercise test (CPX) at one month.~2. Rate Adaptive Pacing (RAP) On for second cardiopulmonary exercise test (CPX) at one month.

Based on this trial design, predict the completion outcome and termination type (if applicable).