Table 4. Fascial boundaries and bony structures reliability measured by Euclidean distance (ED) of centroids in mm.

ED	Xiphoid Process	Left ASIS	Right ASIS	Umbilicus
Intra-rater	2.61±3.93	3.00±1.99	2.30±1.81	1.88±1.89
Inter-rater	2.43±1.84	3.51±3.15	1.83±1.39	4.69±5.91
ED	Linea Alba	Linea Semilunaris	Pubic Symphysis
Intra-rater	4.59±5.91	4.38±3.04	1.16±1.15
Inter-rater	3.59±2.65	4.55±1.20	2.51±1.74