Fig. 2

a–d Overall survival curves for synchronous and metachronous detected metastases. Operated and non-operated patients shown for the different synchronous/metachronous cut-off points at a, detection of the primary tumour (non-operated, palliative)/operation for the primary tumour (resected) and b, 3 months, c, 6 months and d, 12 months after detection/resection of the primary tumour