Please assess the completion status of the following clinical trial:

Trial Title: Effect of Statin Therapy on Disease Progression in Autosomal Dominant Polycystic Kidney Disease (ADPKD)

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age 8-22 years~* Autosomal dominant polycystic kidney disease~* Normal kidney function~Exclusion Criteria:~* Abnormal kidney function~* Past allergic history to medications used in study~* Liver disease~* Muscle disease/dystrophy~* Pregnancy, planned pregnancy, or lactation within study period~* Inability to cooperate with or clinical contraindication for magnetic resonance imaging

- Gender: ALL
- Minimum Age: 8 Years
- Maximum Age: 22 Years
- Healthy Volunteers: f

Study Arms:
- Pravastatin (Type: EXPERIMENTAL): Pravastatin
- Placebo (Type: PLACEBO_COMPARATOR): Placebo

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