Table 3.
Correlations (either r-values or unadjusted odds ratio) between sedentary behaviour/physical activity variables and symptoms (FACIT-F and mMRC), HRQoL, muscle force, comorbidities, and lung function.
| Variables | FACIT-F † (r-Value) |
mMRC (OR [95% CI]) | SF-36 PCS (r-Value) |
SF-36 MCS (r-Value) |
FACT-LCS (r-Value) | EORTC QLQ-C30-GH (r-Value) |
Hand Grip Force (%pred) (r-Value) | SCQ Total Score (r-Value) | FEV1 % pred) (r-Value) |
|---|---|---|---|---|---|---|---|---|---|
| Sedentary behaviour | |||||||||
| Time spent in sedentary behaviour (h/day) | −0.22 * | 1.46 (1.08, 1.96) ** | −0.39 ** | −0.06 | −0.12 | −0.28 * | −0.38 ** | 0.21 | 0.04 |
| UBD (min) | −0.20 * | 1.09 (1.03, 1.17) ** | −0.35 ** | −0.07 | −0.02 | −0.23 * | −0.37 ** | 0.21 | −0.04 |
| Physical activity | |||||||||
| Time spent in light intensity physical activity (h/day) | 0.40 ** | 0.48 (0.31, 0.74) ** | 0.50 ** | 0.13 | 0.26 * | 0.43 ** | 0.30 ** | −0.25 * | 0.02 |
| Time spent in moderate-to-vigorous physical activity (min/day) | 0.29 ** | 0.94 (0.88, 0.99) * | 0.40 ** | 0.04 | 0.15 | 0.34 ** | 0.34 ** | −0.37 ** | 0.28 * |
| Daily step count (steps/day) | 0.46 ** | 0.84 (0.76, 0.92) ** | 0.58 * | 0.10 | 0.30 * | 0.46 ** | 0.34 ** | −0.35 ** | 0.06 |
* p < 0.05; ** p ≤ 0.01. † FACIT-F: higher scores represent lower fatigue levels. Abbreviations: FACIT-F: Functional Assessment of Chronic Illness Therapy–fatigue subscale; FACT-LCS: Lung Cancer Subscale of the Functional Assessment of Cancer Therapy; FEV1: Forced expiratory volume in one second; EORTC QLQ-C30-GH: The European Organization for Research and Treatment of Cancer Quality of Life Questionnaire version 3–general health component; mMRC: Modified Medical Research Council dyspnoea scale; OR: Odds ratio; SCQ: Self-Administered Comorbidities Questionnaire; SF-36 MCS: Medical Outcomes Study Short Form 36–Mental Component Score; SF-36 PCS: Medical Outcomes Study Short Form-36–Physical Component Score; UBD: ‘Usual’ sedentary bout duration.