|
Parameter
|
KD group (n = 29)
|
SD group (n = 30)
|
p value
|
|---|
|
Age [years]
|
52 (29–78)
|
53 (25–68)
|
0.785
|
|
Body weight [kg]
|
74.2 (47.5–120)
|
70.0 (48.1–124.2)
|
0.336
|
|
BMI [kg/m2]
|
28.3 (19.9–45.2)
|
25.0 (18.8–43.0)
|
0.157
|
|
Fat mass [kg]
|
30.3 (13.3–65.6)
|
26.5 (12.0–69.9)
|
0.208
|
|
Fat free mass [kg]
|
44.2 (30.8–54.4)
|
43.0 (31.5–54.3)
|
0.596
|
|
Skeletal muscle mass [kg]
|
20.5 (11.5–26.2)
|
19.6 (13.2–23.8)
|
0.370
|
|
50 kHz phase angle [°]
|
4.98 (4.22–5.67)
|
4.65 (3.72–5.88)
|
0.050
|
|
Estrogen receptor status
| | |
0.423
|
|
Positive
|
27 (93.1%)
|
24 (80.0%)
| |
|
Negative
|
2 (6.9%)
|
5 (16.7%)
| |
|
Unknown
|
0
|
1 (3.3%)
| |
|
Progesterone receptor status
| | |
0.530
|
|
Positive
|
24 (82.8%)
|
21 (70%)
| |
|
Negative
|
5 (17.2%)
|
8 (26.7%)
| |
|
Unknown
|
0
|
1 (3.3%)
| |
|
HER2/neu status
| | |
0.790
|
|
Positive
|
11 (37.9%)
|
13 (43.3%)
| |
|
Negative
|
18 (62.1%)
|
16 (53.3%)
| |
|
Unknown
|
0
|
1 (3.3%)
| |
|
Affected breast
| | |
0.435
|
|
Left
|
18 (62.1%)
|
15 (50%)
| |
|
Right
|
11 (37.9%)
|
15 (50%)
| |
|
Smoking status
| | |
0.265
|
|
No
|
15
|
10
| |
|
Active
|
4
|
8
| |
|
Formerly
|
10
|
12
| |
|
Tobacco consumption [pack years]
|
0 (0–60)
|
3 (0–30)
|
0.249
|
|
Radiotherapy fractions
|
28 (16–31)
|
28 (16–31)
|
0.449
|
|
PTV [cm3]
|
1092 (398–2091)
|
999 (345–2475)
|
0.383
|
|
Glucose [mg/dl]
|
99 (82–176)
|
96 (81–113)
|
0.197
|
|
β-OHB [mmol/l]
|
0.11 (0.01–0.45)
|
0.06 (0.02–0.29)
|
0.0188
|
|
Insulin [mU/l]
|
7.7 (2–45.6)
|
8.1 (2.5–27.2)
|
0.928
|
|
IGF-1 [ng/ml]
|
197 (45–364)
|
212 (116–348)
|
0.901
|
|
T3 [pg/ml]
|
3.13 (2.63–4.13)
|
3.16 (2.04–4.5)
|
0.823
|
|
Global quality of life score
|
66.7 (33.3–100)
|
66.7 (0–100)
|
0.981
|
- Continuous and categorical variables are presented as median (range) and frequencies, respectively. BMI body mass index, IGF-1 insulin-like growth factor 1, KD ketogenic diet, PTV planning target volume, SD standard diet
