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. 2015 Dec 6;47(2):197–203. doi: 10.1016/S2255-4971(15)30086-0

Table 3.

Correlation of length of time with the lesion between the two groups. Values in months.

Technique n Mean Standard deviation p value
Length of time with lesion Single 21 14.60 20.854 0.412
Double 21 23.11 42.160