Please assess the completion status of the following clinical trial:

Trial Title: Transcutaneous Electrical Nerve Stimulation for Pain Relief During the Active Phase of Labor

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* primigravida~* literate~* A single fetus in vertex position~* Low-risk Pregnancy~* From 37 weeks of gestation~* Cervical dilatation between 4 and 5 cm with uterine dynamics normal for this stage~* Labor in early spontaneous~* No use of medications during the study period~* Absence of cognitive or psychiatric problems~* Intact membranes~* No risk factors associated~* Who wish to participate and signed the informed consent~Exclusion Criteria:~* TENS procedure intolerance~* Use of any medication or procedure that promotes pain relief~* Use of pacemaker

- Gender: FEMALE
- Minimum Age: 15 Years
- Maximum Age: 30 Years
- Healthy Volunteers: t

Study Arms:
- Experimental TENS (Type: EXPERIMENTAL): TENS Intervention Group(GIE) used for 30 minutes, during uterine contractions between 4-5 cm
- control Group (Type: NO_INTERVENTION): Formed by mothers who will not use EAC to receive the routine procedures of motherhood, but will be monitored and evaluated at the same time in the intervention group.

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