N = 80

Median age ABC

56 years (25 - 75)

Menopausal status

Pre/peri

Post

50.0%

50.0%

ABC at diagnosis

yes

no

31.3%

68.7%

Metastatic sites

<3

≥3

33.8%

66.2%

Ovarian suppression with goserelin

yes

no

28.7%

71.3%

Prior Chemotherapy

yes

no

27.5%

72.5%

Hormonal resistance

yes

no

55.0%

45.0%

Ci

1st line

>1st line

68.8%

31.2%

1˚ Ci

Palbociclib

Ribociclib

73.8%

26.2%

Hormonal partner

Non Steroidal aromatase inhibitor

Fulvestrant

45.0%

55.0%

Non Steroidal aromatase inhibitor

Anastrozol

Letrozol

44.4%

55.5%

Ci toxicity

Deferrals

Dose reduction

71.3%

31.3%

Concomitant PPi

yes

no

37.5%

62.5%

Concomitant PPi time

all

parcial

70.0%

30.0%

Which PPi

Omeprazol

Pantoprazol

23.3%

73.4%

Progression of disease under Ci

yes

no

57.5%

42.5%