Table 2.

Comparison between fetus and adult (Wanner, 1977)

	Fetus	Adults (Wanner)
Mean angle α right (°)	148.80	147.93
Variance angle α right (°)	24.70	80.46
Mean angle θL right (°)	18.09	17.33
Variance angle θL right (°)	13.75	21.16
Mean angle θM right (°)	13.44	14.78
Variance angle θM right (°)	26.34	35.16
Number of subjects	44	32

For abbreviations see legend to Fig. 1.