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. Author manuscript; available in PMC: 2023 Aug 9.
Published in final edited form as: Environ Pollut. 2022 Mar 8;303:119109. doi: 10.1016/j.envpol.2022.119109

Fig. 3.

Fig. 3.

Fig. 3.

Meta-analysis of the effects of wearing PFR on HRV indices. The mean difference estimates (95%CIs) are shown for HF (A), LF (B), LF:HF ratio (C), SDNN (D), rMSSD (E), pNN50 (F) and HR (G).