. 2015 Jul 16;24:573–583. doi: 10.1007/s00520-015-2816-4

Table 4.

Linear regression techniques estimating the explained variance for groups of factors in MVPA at T1

Domains	Number^a	R ²
Socio-demographic factors	2407	0.039
Clinical factors	2061	0.022
Symptom-related barriers^b	1680	0.038
Functioning-related barriers^c	2340	0.106
Psychological barriers	2345	0.024

MVPA moderate-to-vigorous physical activity, R ² explained variance

^aNumber of patients included in the analysis

^b R ² of all symptom-related scales in one model (EORTC QLQ-30, EORTC QLQ-CR38, and FAS)

^c R ² of all functioning scales and global quality of life in one model (EORTC QLQ-30 and EORTC QLQ-CR38)