Table. 1 Clinical characteristics of the total study population (N = 44) at baseline including the comparison between adjuvant- and neoadjuvant-treated patients.

From: Changes in intestinal microbiota in postmenopausal oestrogen receptor-positive breast cancer patients treated with (neo)adjuvant chemotherapy

Baseline characteristics

Total n = 44

Adjuvant n = 26

Neoadjuvant n = 18

p value

Age – Years

 Mean (SD)

59 (6)

59 (6)

58 (5)

0.478

BMI - kg/m2

 Median (IQR)

26 (5)

26 (4)

26 (7)

0.943

Weight loss past 3–6 months - in kg

 <5%

40 (91)

24 (92)

16 (89)

1.000

 5–10%

4 (9)

2 (8)

2 (11)

Clinical tumour stage - No (%)1

 Stage I

17 (40)

15 (58)

2 (12)

0.001

 Stage II

23 (54)

11 (42)

12 (71)

 Stage III

3 (7)

0 (0)

3 (18)

Tumour-type - No (%)

 Invasive carcinoma of no special type (NST)

33 (75)

17 (65)

16 (89)

0.089

 Lobular

8 (18)

6 (23)

2 (11)

 Mucinous

2 (5)

2 (8)

0 (0)

 Unknown

1 (2)

1 (4)

0 (0)

Therapeutic antibiotic use last year - No. (%)

12 (27)

8 (31)

4 (22)

0.733

Weeks between collection T0 faecal sample and last therapeutic antibiotic treatment

 Mean (SD)

31 (13)

29 (12)

33 (15)

0.713

Karnofsky Performance Score - No (%)*

 70–80

9 (21)

7 (27)

2 (11)

0.006

 90–100

35 (79)

19 (73)

16 (89)

MUST-score - No (%)

 Low risk

38 (86)

22 (85)

16 (89)

0.688

 Medium risk

6 (14)

4 (15)

2 (11)

 High risk

0 (0)

0 (0)

0 (0)

Oral contraception use past

34 (77)

19 (73)

15 (83)

0.489

  1. *Percentages do not add up to 100% due to rounding.