Table 1.

Manual muscle test of the tibialis anterior muscle according to the Medical Research Council scale of muscle strength [1]

Grade	Description
0	No contraction of the tibialis anterior muscle
1	Slight contraction of the tibialis anterior muscle is observed, but no joint motion of the ankle
2	Patient can invert and dorsiflex the ankle with gravity eliminated through full ROM
3−	Patient can dorsiflex and invert the ankle against gravity through partial ROM
3	Patient can dorsiflex and invert the ankle against gravity through full ROM
4	Patient can dorsiflex and invert the ankle against gravity and moderate resistance
5	Patient can dorsiflex and invert the ankle against gravity and full resistance