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Table 3 Metabolic and endocrine parameters at baseline (before randomization) and day 0 (immediately before chemotherapy infusion during the use of prophylactic dexamethasone)

From: The effects of short-term fasting on tolerance to (neo) adjuvant chemotherapy in HER2-negative breast cancer patients: a randomized pilot study

Parameter

N

Baseline Median (range)

Day 0 (with DEX) Median (range)

In/decrease

P value

Glucose (3.1-6.4 mmol/L)

STF (n = 5)

5.2 (4.3-5.5)

6.8 (5.6-9.0)

↑

0.042

Non-STF (n = 5)

4.8 (4.7-6.7)

7.0 (6.1-8.8)

↑

0.043

Insulin (0-20 mU/L)

STF (n = 5)

14.0 (2.0-40.0)

13.0 (6.0-36.0)

=

0.500

Non-STF (n = 5)

2.0 (2.0-9.0)

16.0 (9.0-63.0)

↑

0.043

Parameter

N

Baseline Mean (SE)

Day 0 (with DEX) Mean (SE)

In/decrease

P value

IGF-1 (5.4-24.3 nmol/L)

STF (n = 4)

23.7 (2.9)

19.6 (3.3)

↓

0.012

Non-STF (n = 5)

17.5 (3.5)

16.8 (2.8)

=

0.634

IGF-BP3 (2.2-5.8 mg/L)

STF (n = 4)

5.0 (0.5)

4.2 (0.3)

=

0.212

Non-STF (n = 5)

4.5 (0.2)

3.9 (0.3)

=

0.122

TSH (0.3-4.8 mU/L)

STF (n = 3)

1.38 (0.26)

0.61 (0.08)

=

0,065

Non-STF (n = 5)

1.49 (0.14)

0.42 (0.06)

↓

0.034

FT4 (12-22pmol/L)

STF (n = 3)

15.4 (0.92)

13.9 (0.94)

=

0.117

Non-STF (n = 5)

15.0 (0.54)

14.0 (0.34)

=

0.149

  1. Bold value indicates that p < 0.05
  2. DEX dexamethasone, IGF-1 Insulin-like growth factor 1, IGF-BP3 insulin- like growth factor binding protein 3, TSH thyroid-stimulating hormone; FT4 free thyroxine, STF short-term fasting, SE standard error