Table 2.

Intraclass correlations (ICC), within-reader correlations and SD ratios.

Tissue Type	Tissue Structure	Within-Reader Correlations			ICC	SD Ratio
		Reader 1	Reader 2	Reader 3
Primarily soft	Bladder neck to pubococcygeal line	0.81	0.91	0.81	0.73	0.53
	Levator hiatus width	0.96	0.40	0.76	0.62	0.63
	Urethral length	0.98	0.99	0.99	0.92	0.28
Primarily bony	Interacetabular distance	0.86	0.80	0.86	0.75	0.52
	Interspinous distance	0.98	0.97	0.97	0.95	0.22
	Intertuberous distance	0.85	0.84	0.93	0.77	0.48
	Pubic arch angle	0.95	0.91	0.95	0.90	0.31
	Pubococcygeal line	0.96	0.94	0.99	0.88	0.35
Involve both soft and bony tissue	Bladder neck to symphysis	0.74	0.94	0.91	0.80	0.46
	Levator hiatus height	0.98	0.95	0.95	0.93	0.27
	Levator symphysis gap on left	0.93	0.89	0.98	0.91	0.31
	Levator symphysis gap on right	0.97	0.98	0.97	0.94	0.25
	Puborectalis attachment width on left	0.88	0.96	0.95	0.64	0.61
	Puborectalis attachment width on right	0.87	0.93	0.95	0.76	0.50
	Urethral angle	0.91	0.92	0.85	0.86	0.38