Please assess the completion status of the following clinical trial:

Trial Title: Suicide Prevention by Lithium - the Lithium Intervention Study

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

Eligibility Criteria:
Inclusion Criteria:~* suicide attempt within 3 months prior to the first drug administration~* occurrence of suicide attempt within the context of an affective spectrum disorder~* minimum age of 18 years~* ability to complete screening and baseline assessment~* ability to understand and provide informed consent~Exclusion Criteria:~* diagnosis of schizophrenia, borderline personality disorder, substance related disorders~* indication for long-term lithium treatment~* thyroid disease~* pregnancy and lactation

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): Lithium treatment
- 2 (Type: PLACEBO_COMPARATOR): Placebo treatment

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