Health Related Quality of Life Following Hepatectomy for Colorectal Liver Metastasis: Global and Disease Specific Changes Over Time

"Questionnaires/Forms to be completed preoperatively in clinic with assistance from research study administrator:~* Baseline sociodemographic and clinical variable data sheet (RSA)~* EORTC QLQ-C30, QLQ-LMC21, EuroQoL EQ-5D-5L/VAS~* Baseline disease status and treatment assessment questionnaire Questionnaires/Forms to be completed at first postoperative clinic visit:~* EORTC QLQ-C30, QLQ-LMC21, EuroQoL EQ-5D-5L/VAS~Questionnaires/Forms to be mailed to patients at ± 2 month window at the following time points 6,12,18,24, and 36 months following hepatectomy:~* EORTC QLQ-C30, QLQ-LMC21, EuroQoL EQ-5D-5L/VAS~* Post surgical follow up disease status and treatment assessment questionnaire~* At 8 weeks following the mailing of the initial questionnaire package if no response has been received, research personnel will attempt to contact participants by phone."