Table 2.

Muscle thickness in healthy controls

Normal population	Muscle site	Left thickness (cm)	Right thickness (cm)	Delta
1	Insertion	0.96	0.95	0.01
	Middle of xipho-pubic line	0.80	0.80	0
	Umbilicus	0.85	0.85	0
2	Insertion	1.09	1.09	0
	Middle of xipho-pubic line	1.16	1.17	0.01
	Umbilicus	0.94	0.94	0
3	Insertion	0.84	0.84	0
	Middle of xipho-pubic line	0.79	0.78	0.01
	Umbilicus	0.80	0.80	0
4	Insertion	0.98	0.98	0
	Middle of xipho-pubic line	0.81	0.82	0.01
	Umbilicus	0.86	0.86	0