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Fig. 4 | Radiation Oncology

Fig. 4

From: Autonomic function measurements for evaluating fatigue and quality of life in patients with breast cancer undergoing radiation therapy: a prospective longitudinal study

Fig. 4

Changes in autonomic nervous function according to MCS improvement. A The mean score of log LF. B The mean score of log HF. C The mean score of the log LF/HF ratio. D Correlation between ⊿MCS from T0 to T1 and ⊿log LF/HF from T0 to T1; ⊿, the amount of change; T0 to T1, between prior to radiotherapy (T0, baseline) and mid-radiotherapy (T1). ⊿MCS of T0 to T2 > 0, the MCS improvement group; ⊿MCS of T0 to T2 ≤ 0, the no MCS improvement group; T0 to T2, between prior to radiotherapy (T0, baseline) and last day of radiotherapy (T2). Comparison between time points: for Bonferroni analysis (A, B, C), *p < 0.05, ** p < 0.01. Comparison between groups: for t-test (A, B, C), * p < 0.05. For Pearson’s coefficient (D). LF/HF, low frequency/high frequency; HF, high frequency; LF, low frequency; MCS, mental component summary

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