The Role of ¹⁸F-FDG PET/CT in Multiple Myeloma Staging according to IMPeTUs: Comparison of the Durie–Salmon Plus and Other Staging Systems

Table 5

Multivariate analysis of factors associated with OS in univariate analysis, with DS Plus in the model.

	HR	95% CI	value
DS Plus-I (reference)	1	—	—
DS Plus-II	4.818	0.547–42.40	0.156
DS Plus-III	11.539	1.453–91.638	0.021
Deauville score of BM ≥4	3.487	1.121–10.850	0.031
Presence of EMD	1.463	0.350–6.107	0.602
DS Plus subgroup B	2.014	0.416–9.762	0.384