Annelotte van Bommel

41 The NABON Breast Cancer Audit Multi-disciplinary Number of records completed in NBCA (Standard >90%) - Numerator: Number of patients of whom the information in the registry is complete and approved by the breast cancer care team. - Denominator: Number of surgically treated patients with primary invasive breast cancer or DCIS. Pre-operativemulti-disciplinary tumor boardmeeting including digital report (Standard >90%) - Numerator:Numberofpatientsdiscussedinapre-operativeMDTandthereportiselectronicallyavailable. - Denominator: Number of patients surgically treated for primary invasive breast cancer or DCIS. Post-operativemulti-disciplinary tumor boardmeeting including digital report (Standard >90%) - Numerator:Numberofpatientsdiscussedinapost-operativeMDTandthereportiselectronicallyavailable. - Denominator: Number of patients surgically treated for primary invasive breast cancer or DCIS. Transit times Transit time ≤ 5 weeks between diagnosis and start neo-adjuvant chemotherapy - Numerator: Number of patients receiving neo-adjuvant chemotherapywithin ≤5weeks after diagnosis (date of biopsy). - Denominator: Number of patients with neo-adjuvant chemotherapy for invasive breast cancer. Transittime≤5weeksbetweendiagnosisandprimarysurgery(withoutimmediatereconstruction)(Standard>90%) - Numerator: Number of patients receiving surgery within ≤5 weeks after diagnosis (date of biopsy). - Denominator: Number of patients with primary surgery without immediate breast reconstruction for invasive breast cancer or DCIS. Transit time ≤ 5 weeks between diagnosis and primary surgery (with immediate reconstruction) - Numerator: Number of patients receiving surgery within ≤5 weeks after diagnosis (date of biopsy). - Denominator: Number of patients with primary surgery with immediate breast reconstruction for invasive breast cancer or DCIS. Transit time ≤ 5 weeks between final operation and start radiotherapy - Numerator: Number of patients receiving radiotherapy within ≤5 weeks after surgery. - Denominator: Number of patients with invasive breast cancer or DCIS treated with surgery and radiotherapy (without chemotherapy between the two treatments). Transit time ≤ 5 weeks between end chemotherapy and start radiotherapy - Numerator: Number of patients receiving radiotherapy within ≤5 weeks after chemotherapy. - Denominator: Number of patients with invasive breast cancer with chemotherapy and radiotherapy. Transit time ≤ 5 weeks between final operation and start chemotherapy - Numerator: Number of patients receiving chemotherapy within ≤5 weeks after surgery. - Denominator:Numberofpatientswith invasivebreastcancerwithsurgeryandchemotherapy(without radiotherapy between the two treatments). Transit time ≤ 5 weeks between end radiotherapy and start chemotherapy - Numerator: Number of patients receiving chemotherapy within ≤5 weeks after radiotherapy. - Denominator: Number of patients with invasive breast cancer with radiotherapy and chemotherapy. Abbreviations NABON: National Breast Cancer Consultation Netherlands; BI-RADS: Breast Imaging-Reporting and Data System; MRI: Magnetic Resonance Imaging; DCIS: Ductal Carcinoma in Situ. 2