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Heart Rate and Heart Rate Variability Assessment Identifies Individual Differences in Fear Response Magnitudes to Earthquake, Free Fall, and Air Puff in Mice

Figure 8

Comparison of fear resistance indexes between three types of fearful events and neutral tone.

The fear resistance indexes during fearful events (n = 7) were significantly lower than those during neutral tone (n = 6). **P<0.01, one-way ANOVA and Tukey post hoc test. All data are plotted as mean ± SEM (error bars).

Figure 8