Please assess the completion status of the following clinical trial:

Trial Title: Incidence of Obstructive Sleep Apnea in Pregnancy

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

Eligibility Criteria:
Inclusion Criteria:~* Pregnant Females~  1. 18 years of age and older~ 2. scheduled induction of labor~ 3. spontaneously laboring~ 4. scheduled cesarean delivery~* Nonpregnant Females~  1. 18 years of age or older~ 2. presenting to the PWH OR for gynecologic surgery~ 3. presenting to the NMH Ambulatory Surgery Center for ambulatory surgery~Exclusion Criteria:~* patient refusal~* patient age \> 45 years old~* inability to understand the English language~* patient presenting for an emergency procedure

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 45 Years
- Healthy Volunteers: t

Study Arms:
- Pregnant population (Type: None): The study group consisted of pregnant women, presenting to Prentice Women's Hospital of Northwestern Memorial Hospital for spontaneous labor, induction of labor, and scheduled cesarean delivery.
- Non-Pregnant Population (Type: None): The study group consisted of non-pregnant females, presenting to Northwestern Memorial Hospital for ambulatory surgery

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