Procedure The procedure used to gather information for the psychosocial analysis began as patients were identified and screened for inclusion in the sample. As this information was obtained, initial visits in the inpatient or outpatient unit were made. During these visits, a brief description of the purpose of the project was given, and with the patients' consent, the semi-structured interview was conducted. The patient consent form is included as Appendix E. On several occasions, subjects were unable to complete the interview in one session and a second visit was made the following day for that purpose. Immediately following the interview, the Index of Vulnerability was completed. Values on the 13 vulner- ability scales and other information relevant to the study were then recorded in the code book. Through the tenth month of the year of interviewing patients, notification was given by the HHMC staff of subsequent admissions of the subjects who had been interviewed. Additional visits were made during which vulnerability was again evaluated. The Index of Vulner- ability was completed following the visit and the scale scores and date of the visit were recorded in the code book. Notification of the death of subjects in the sample was given by (a) HHMC staff or (b) through follow-up conducted by the Tumor Registry. At that time, medical and disease