Please assess the completion status of the following clinical trial:

Trial Title: The Association Between Decreasing Labor Analgesia Epidural Infusion and Forceps Delivery

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

Eligibility Criteria:
Inclusion Criteria:~* Singletons~* Viable fetal vaginal deliveries between January 2004-October 2005~Exclusion Criteria:~* Outside specified time frame~* Multiparity~* Fetal demise

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 60 Years
- Healthy Volunteers: t

Study Arms:
- Instrumental Vaginal Delivery (IVD) (Type: None): Instrumental vaginal delivery (IVD) is attempted to prevent fetal hypoxia if the second stage of labor is prolonged. It includes forceps and vacuum extractions.
- Spontaneous Vaginal Delivery (SVD) (Type: None): The control group consisted of parturients who had a spontaneous vaginal delivery (SVD)in the same 24 hour period who were case-matched for gravidity and parity.

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