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. Author manuscript; available in PMC: 2015 Aug 1.
Published in final edited form as: Ann Emerg Med. 2014 May 31;64(2):120–126.e4. doi: 10.1016/j.annemergmed.2014.03.006

Figure 1.

Figure 1

Variation in hospital charges for level 2, 3, and 4 ED visits -- California, 2011.

Caption: Box-and-whisker plots showing three levels of ED care. The boxes represent the interquartile range; the white line within the boxes represents the median value. The whiskers represent the limit for outliers, shown as diamonds