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. 2021 Sep 17;21:628. doi: 10.1186/s12884-021-04099-4

Fig. 1.

Fig. 1

Study design. The measurement procedure was divided into three phases; baseline, relaxation, and recovery measurement. Headphones were provided at the beginning of T1 in all groups. Each phase was divided into five-minute segments for analysis. All three groups (music, guided imagery, resting) completed the same periods (Baseline, Relaxation, Recovery) of the study