Table 1.

Multivariate logistic regression models for high-grade sarcoma, for each reader, with areas under the ROC curve

	Reader 1		Reader 2
	Odds ratio	P	Odds ratio	P
Lesion heterogeneity in ≥2/3 of total tumour volume on FS images	5.2 (1.1–23.9)	0.035	5.1 (1.1–24.2)	0.040
Tumour enhancement (>51%) on contrast enhanced T1	4.4 (1.0–18.8)	0.044	6.8 (1.6–28.9)	0.010
Presence of peritumoural enhancement on contrast enhanced T1	4.9 (1.2–19.8)	0.025	9.1 (2.1–38.7)	0.003
	AUC		AUC
Logit score	0.826		0.849
Sum of positive items	0.812		0.849