Please assess the completion status of the following clinical trial:

Trial Title: Comparison of Infusion Paracetamol Protocols in PDA

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: RETROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~birth weight (BW) ≤1500 g and gestational age (GA) ≤32 weeks at birth~Exclusion Criteria:~birth weight (BW) \>1500 g and gestational age (GA) \>32 weeks at birth

- Gender: ALL
- Minimum Age: None
- Maximum Age: 1 Month
- Healthy Volunteers: None

Study Arms:
- standard IV intermittent bolus infusion group (Type: None): None
- continuousIV intermittent bolus infusion group (Type: None): None

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