Please assess the completion status of the following clinical trial:

Trial Title: Improving End of Life Care in Head and Neck Cancer

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

Eligibility Criteria:
Inclusion Criteria:~* Head and neck cancer patients who received their treatment at MSKCC who have died of noncutaneous squamous cell carcinomas of the upper aerodigestive tract and for whom family / next of kin contact information is available.~* Time of patient death must have been at least 6 months ago and no more than 4 years ago~* Patient age at time of death must be over 21 years of age.~* Those interviewed must be English-fluent.~Exclusion Criteria:~* Non-English speaking interviewees~* Next-of-kin who reported being unfamiliar with care received during the last month of life~* Next-of-kin who did not identify themselves as one of the patient's primary social supports during the last month of life~* Next-of-kin who were not physically present with the deceased at least once during the last week of his/her life~* Next-of-kin under age 21

- Gender: ALL
- Minimum Age: 21 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- families or next-of-kin of deceased patients (Type: None): The families of deceased patients treated at MSKCC for non-cutaneous squamous cell carcinomas of the upper aerodigestive tract for whom contact information is available will be recruited by mail and by phone.

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