Table 2 Subject characteristics for the women who were diagnosed with and undergoing chemotherapy treatment for breast cancer (BC).

From: Impacts of breast cancer and chemotherapy on gut microbiome, cognitive functioning, and mood relative to healthy controls

Characteristics

Frequency (%)

Cancer stage

I

4 (19)

II

9 (43)

III

4 (19)

Not identified/missing

4 (19)

Menopause status

Post-menopausal

12 (57)

Pre-menopausal

9 (43)

Chemotherapy drugs

Included as part of total treatment regimen

 Doxorubicin

8

 Capecitabine

1

 Carboplatin

10

 Cyclophosphamide

10

 Docetaxel

12

 Paclitaxel

7

Chemotherapy treatment combination/sequence

Treatment received up to enrollment date

 Doxorubicin, cyclophosphamide

2 (10)

 Doxorubicin, cyclophosphamide, paclitaxel

5 (23)

 Doxorubicin, cyclophosphamide, paclitaxel, capecitabine

1 (5)

 Docetaxel, carboplatin, trastuzumab, pertuzumab

8 (38)

 Docetaxel, carboplatin, trastuzumab

2 (10)

 Docetaxel, cyclophosphamide

2 (10)

 Paclitaxel

1 (5)

Mean time

Days (± SD)

Average time between most recent treatment and psychological questionnaires

11.4 (11.3)

Range of time between most recent treatment and psychological questionnaires

0–40

Average time between most recent treatment and stool samples

13 (14.4)

Range of time between most recent treatment and stool samples

0–42

  1. Data are displayed as n (%), mean days (± SD).