Fig. 6 | Scientific Reports

Fig. 6

From: Instrumented swim test for quantifying motor impairment in rodents

Fig. 6

Statistical presentations of head deviation-from-upright data. (A) Population-averaged probability distribution functions of control (BLUE) and mutant (RED) animal forehead vector deviation from upright, with corresponding standard deviations shaded. Individual animals are shown as light traces. Gray shaded inset: Shown is the classifier metric of the weighted average of each animal’s forehead vector tracings, with a vertical line representing a threshold of 30° that can be used to differentiate the mutant (red) and control (blue) animals. This inset shares the X axis with the probability traces. (B) Population-averaged skew (p > 0.05), kurtoses (p > 0.05), and median (in degrees, p < 0.001) values respectively compared across control and mutant animals. Individual animal data points are shown in gray. (C) Histogram with bin size of 5°, including all data from 16 trials for 8 control animals and 20 trials for 7 mutant animals. (D) The box plot showing the median (black dot), interquartile range (filled rectangle), and the whiskers corresponding to approximately + /- 2.7 standard deviations for the combined positional distributions shown above in (C).

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