Figure 2.

Mean and individual scores for Perceptual reasoning index. (a) The bars represent for illustration purposes the mean Perceptual reasoning index scores for children either not participating in dance lessons and having mother with low education (Low: scores 28.626, SEM = ±2.823) or participating in dance lessons for 27 months and having mother with high education (High: scores 35.808, SEM = ±4.024). (b) Individual test scores for all four test times. The lines represent for illustration purposes the development of the scores for children participating in dance lessons for 27 or 0 months and having mother’s with high or low education. Low mother’s education stands for 2 and high for 6 on the scale of 1 to 7.