Please assess the completion status of the following clinical trial:

Trial Title: Defining Vitamin D Insufficiency in School Age Children: A Randomized Placebo Controlled Trial of Vitamin D3

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE1
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age: 8-14 years~* Race: African American or Caucasian~* Children not taking multivitamins for at least 1 month before enrollment and agree not to start any multivitamin supplements during the 6-month trial period.~* Children who are on multivitamins can be considered for enrollment only if they are able to and agree to stop their multivitamin tablet for a 1 month washout period prior to enrollment.~* Absence of chronic diseases that could affect growth or calcium or vitamin D metabolism~Exclusion Criteria:~* Hepatic or renal disease~* Metabolic rickets~* Malabsorptive disorders (Crohn's disease, cystic fibrosis and celiac disease) or cancer~* Treatment with anticonvulsants or systemic glucocorticoids

- Gender: ALL
- Minimum Age: 8 Years
- Maximum Age: 14 Years
- Healthy Volunteers: t

Study Arms:
- Vitamin D3 (Type: EXPERIMENTAL): Vitamin D3 1000 IU Tablet
- Placebo (Type: PLACEBO_COMPARATOR): Placebo Tablet

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