Table 1.

Parameter values

Parameter	Minimum	Maximum	Source
Disease-free to undetected local recurrence (5 year probability)	0.15	0.3	Guadagnolo et al. [34]
Disease-free to undetected oligometastasis (5 year probability)	0.3	0.45	Guadagnolo et al. [34]
Undetected to clinically detected local recurrence (1 year probability)	0.6	0.9	Expert opinion
Undetected to clinically detected oligometastasis (1 year probability)	0.5	0.8	Expert opinion
Undetected local recurrence to oligometastasis (1 year probability)	0.12	0.2	Expert opinion (based on detected local recurrence parameter values)
Clinically detected local recurrence to oligometastasis (1 year probability)	0.075	0.12	Daigeler et al. [35]; Guadagnolo et al. [34]; Whooley et al. [28]
Image detected local recurrence to oligometastasis (1 year probability)	0.075	0.12	Daigeler et al. [35]; Guadagnolo et al. [34]; Whooley et al. [28]
Undetected oligometastasis to polymetastases (1 year probability)	0.4	0.6	Expert opinion (based on detected oligometastases parameter values)
Detected oligometastasis to polymetastasis (1 year probability)	0.2	0.3	Welter et al. [36]
Polymetastasis to sarcoma-related death (1 year probability)	0.2	0.3	Whooley et al. [28]; Daigeler [35]
CT sensitivity	0.95	1	Christie-Large et al. [37]
CT specificity	0.9	1	Christie-Large et al. [37]
MRI sensitivity	0.87	1	Park et al. [38]
MRI specificity	0.65	0.79	Park et al. [38]
PET sensitivity	0.82	1	Bastiaannet et al. [39]
PET specificity	0.77	0.94	Bastiaannet et al. [39]
Proportion with metastatic disease at 5 years	0.25	0.32	Sarculator®
Proportion with metastatic disease at 10 years	0.28	0.36	Sarculator®
Mortality at 5 years	0.23	0.30	Sarculator®
Mortality at 10 years	0.32	0.40	Sarculator®