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Figure 8 | Radiation Oncology

Figure 8

From: An EPID-based method for comprehensive verification of gantry, EPID and the MLC carriage positional accuracy in Varian linacs during arc treatments

Figure 8

A box plot for the data from tested linacs at zero collimator angle and CW gantry rotations. All values are in mm except for the skewness and EPID tilt which are in degrees. The triangles represent the maximum and minimum of data points, the stars show 99% and 1% confidence intervals (CI) of the medians, the whiskers represent 95% and 5% CI of each median, and the upper and lower ends of the box are at 75% and 25% CI of the median. The actual distribution of measured data points are shown on the left side of each box.

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