Variable

18 months (n = 4)

16 months (n = 1)

1) Total IMP

0.972 [0.79, 0.97]

0.937 [0.56, 0.91]

2) Performance

0.998 [0.92, 0.98]

0.999 [0.98, 0.99]

3) Variation

0.865 [0.12, 0.94]

0.218 [−0.56, 0.61]

4) Symmetry

0.999 [0.98, 0.99]

1 [1.00, 1.00]

5) Adaptability

0.999 [0.99, 0.99]

1 [1.00, 1.00]

6) Fluency

999 [0.98, 0.99]

1 [1.00, 1.00]