Table 3.

Mean Organ Volume by Segmenter and by Organ

Analysis Variable: volume (in cubic millimeters)
Organ	Segmenter	N	Mean	Std dev	Minimum	Maximum
Background	1	56	4200379.64	788086.56	1997880.25	5335986.33
	2	56	4216916.97	761854.19	2022996.83	5118986.21
	3	57	4299626.27	779117.89	2058588.87	5278183.59
Bones	1	55	141922.28	31881.84	96148.22	244373.23
	2	56	134448.17	27816.51	84977.42	205251.48
	3	57	90387.13	19187.19	61301.27	136153.22
Vagina	1	53	18851.85	5558.59	10050.66	37374.21
	2	56	31603.58	7655.83	19515.38	48037.02
	3	57	22495.96	5770.48	9528.81	37916.83
Obturator	1	53	90319.22	15280.40	55538.18	119129.64
	2	56	91642.50	16696.26	64063.11	128875.84
	3	57	69520.14	13578.65	40735.12	106832.80
Urethra	1	54	2938.96	855.03	1361.39	5586.59
	2	56	4693.17	1081.66	2735.60	8148.15
	3	57	4492.98	1237.58	2375.34	9201.00
Bladder	1	54	59557.60	42188.52	18881.84	149519.50
	2	56	48426.12	40981.13	7575.07	133086.78
	3	57	48883.96	41384.21	7902.83	131879.88
Rectum	1	54	46127.94	18164.27	11983.34	101299.10
	2	56	44799.67	16398.30	20278.88	84292.22
	3	57	35387.47	16302.28	9902.34	81114.26
Levator	1	53	38981.40	10953.01	16492.31	75933.84
	2	56	21537.35	4613.26	12391.69	30590.97
	3	57	16926.42	4948.43	10210.90	29563.06
Coccyx	1	49	1646.27	758.81	311.28	4025.13
	2	55	3589.47	1400.38	1137.08	6781.79
	3	57	1508.64	419.03	560.76	2625.29
Symphysis	1	52	1617.89	738.63	293.43	3834.72
	2	56	3122.21	970.95	1654.40	6941.53
	3	57	2350.76	848.44	1083.98	4960.33