Table 2.

The mean volumes collected from aligned spinal cord measurements across methods, before and after surgical treatment, and the mean volumes of detectable syringes.

Means	Subject Number	Volume (mm3) CAV	Volume (mm3) SCAT	Volume (mm3) 3DQI
Aligned Pre-operation Spinal Cord	9	2107	1933	2415.2
	15	12,982.7	11,599.7	11,919.1
	27	22,116.5	15,658.9	12,140.84
	29	14,996.9	13,892.5	14,957
	73	5054.8	3837	5290.5
	84	13,050.5	10126	14,502.9
	91	6987.1	6596	5941.12
	101	9818.1	7692.6	9508.2
	113	17,363.7	14,557.8	16,301.29
	139	19,171.4	21,825.8	19,743
	156	22,506.4	20,845.8	24,217
	161	9573	8888.5	9082.58
	168	20,192.7	15,604.9	21,337.5
	169	15,369.3	8587.5	17,310.9
	177	9697	8228.25	9350.7
Aligned Post-operation Spinal Cord	9	2008.1	1945.8	2094.8
	15	15,534.4	14,333.9	15,720.6
	27	9948.7	8476	9971.2
	29	7282.3	6994.9	7324.7
	73	3696.6	2703.3	3826.1
	84	8656	6420.1	9405.1
	91	5894.2	4783.5	5228.4
	101	10,623.6	8054	9881.7
	113	11,246	8740	10,088.1
	139	12,554	12,530.5	11,085.24
	156	10,107.2	9272.8	11,330
	161	6489	5768.8	7093.8
	168	9569.6	7059.8	9639.4
	169	8329	7760.5	9061
	177	8885.8	8109	8404.9
Total Pre-operation Syrinx	9	261.7	459	0
	15	2269	1969.6	1850.3
	27	7806.6	8500.4	6919
	29	3901.2	6224	3623
	73	746.2	842.6	797.9
	84	5811.5	5538.9	5463.3
	91	770	1632.5	710
	101	661	503.5	570.2
	113	2729	2430.3	2431.45
	139	7827.4	12,166	8167.88
	156	13,528.2	11,390	13,853.8
	161	4117	3606.5	3618.5
	168	7305.9	6952.5	7333
	169	4406.7	4732.5	4263.4
	177	1490	1804.5	802.2
Total Post-operation Syrinx	9	0	0	0
	15	325.5	0	192.2
	27	2647	1915.3	2189
	29	1528.2	0	1319
	73	26.4	0	0
	84	116.9	231.75	96.5
	91	260.8	0	122.2
	101	240.2	0	33.81
	113	455	682.3	183.8
	139	947	2553.8	518.6
	156	5583	4852.3	4649.6
	161	1923.4	2135	1347.7
	168	260.8	0	0
	169	745.6	863.3	841.1
	177	1572.6	2732.3	794.9