Fig. 2

Results of TRI-HFT. Mean TRI-HFT scores for participants who completed a Week 6 and b Week 18. The brackets in the group names of the bars indicate the scales. In a Object m., n=8; W. Blocks, n=5; W. bar, n=8; I Cylinder, n=11 and I. credit card, n=8. In b Object m., n=6; W. Blocks, n=5; W. bar, n=6; I Cylinder, n=6 and I. credit card, n=6. Object m., Object manipulation; W. Blocks, Wooden blocks; W. bar, Wooden bar; I, instrumented. In a *, p <0.05; **, p <0.01; in b *, p <0.016