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. 2008 Sep 1;90(9):1830–1838. doi: 10.2106/JBJS.G.00840

TABLE III.

Relationship Between Extent of Informed Decision-Making and Duration of Visit*

IDM-18 Score Median Duration of Visit (min)
0-3 10.6
4-5 17.2
6-7 13.9
8-9 19.9
≥10 21.3
*

The discussions with the lowest informed-decision-making scores (0 to 3) were shorter than those with the highest scores (≥10), a trend that was significant (p = 0.0001).