Please assess the completion status of the following clinical trial:

Trial Title: Analgesic Efficacy of Lidocaine Plus Bupivacaine Versus Bupivacaine Alone Caudally

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

Eligibility Criteria:
Inclusion Criteria:~* American Society of Anesthesiologists (ASA) class 1.~* Patient underwent elective circumcision operation under general anesthesia and caudal analgesia.~Exclusion Criteria:~* Procedures simultaneously underwent another operation unrelated to circumcision.~* Patients who had unsuccessful caudal block.

- Gender: MALE
- Minimum Age: 2 Years
- Maximum Age: 11 Years
- Healthy Volunteers: None

Study Arms:
- Group B; (Type: None): Patients had 0.5 ml.kg-1 bupivacaine 0.25% caudally, the maximum given volume was 20 ml. N=42
- Group L; (Type: None): Patients had 0.5 ml.kg-1 bupivacaine 0.25% with the addition of 3 mg/kg lidocaine 1% caudally, the maximum given volume was 20 ml. N=44

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