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. Author manuscript; available in PMC: 2008 Jul 1.
Published in final edited form as: Int J Oral Maxillofac Surg. 2007 Mar 27;36(7):577–582. doi: 10.1016/j.ijom.2007.02.006

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Impairment in two-point discrimination on the chin. Shown are the geometric least squares means of the impairment ratio with 95% CI at 1, 3 and 6 months post surgery. The four groups of patients were defined by the words chosen to describe altered sensations on the chin.