Table 4.

Multivariate analysis of factors impacting treatment outcomes in the overall study population (N:196).

	Progression-free Survival p value		Overall Survival p value
Variables	HR (CI95%)	p value	HR (CI95%)	p value
Molecular Subtype TN vs ER/PgR pos	1.57 (1.07-2.33)	0.02	2.82 (1.61-5.18)	<0.0001
PFS 1st line <12 vs ≥12 months	—	—	2.08 (1.23-3.51)	0.006
N. of met sites >2 vs ≤2	—	—	6.50 (3.61-11.71)	<0.0001

PFS, progression-free survival; OS, overall survival; HR, Hazard Ratio; CI95%, confidence interval; ER, estrogen receptor; PgR, progesterone receptor.

Interaction BMI/molsub OS p=0.008.

Interaction BMI/molsub PFS p=0.002.