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. 2011 Feb 13;2010:847632. doi: 10.1155/2010/847632

Table 1.

The characteristics of subjects.

Age (years) Gender
Mean ± SD range F/M

OLP (n = 20) 46.3 ± 4.99 40–55 18/2
Control (n = 20) 42 ± 7.2 39–55 17/3