Table 7: Concurrent validity between the CDI and the MMS.

Rater 1 Rater 2
Test 1 Test 2 Test 1 Test 2
Flexion 0.02 0.01 0.32* 0.15
Extension -0.50** -0.42** -0.51** -0.13

* Correlation is significant at the 0.05 level.
** Correlation is significant at the 0.01 level.