Associations between Physical Exercise, Quality of Life, Psychological Symptoms and Treatment Side Effects in Early Breast Cancer

Table 1

Patient characteristics n = 311.

Variable	Mean	Range
Age, years	55.41 (SD = 7.99)	40–70
BMI, kg/m^2	26.05 (SD = 4.45)	17.26–40.89
ECOG	% at baseline	% at M12
0	90.8%	71.1%
1	8.9%	24%
2	0.3%	4.6%
3	—	0.3%
Country	N	%
Finland	143	46%
Portugal	76	24.4%
Israel	53	17%
Italy	39	12.5%
Education
0–9 years	14	4.5%
>9 years	297	95.5%
Marital status
Married/living with a partner	272	87.5%
Single/widowed	39	12.5%
Working
Employed	230	74%
Nonemployed/retired	81	26%
Income
Very low/low	74	23.8%
Average/high	237	76.2%
Tumor grade
I	53	17%
II	152	48.9%
III	106	34.1%
Stage
I	147	47.3%
II	136	43.7%
III	28	9%
Operation
Lumpectomy	231	74.3%
Mastectomy	80	25.7%
Radiotherapy
Yes	247	79.4%
No	64	20.6%
Endocrine treatment
Yes	263	84.6%
No	48	15.4%
Chemotherapy
Yes	170	54.7%
No	141	45.3%
Anti-HER2 treatment
Yes	57	18.3%
No	254	81.7%
Psychotropic medication
Yes	84	27%
No	227	73%
Psychological support
Yes	36	11.6%
No	275	88.4%

BMI = body mass index, ECOG = performance status, M12 = after twelve months from the start.