Hands-Off and Hands-On Casting Consistency of Amputee below Knee Sockets Using Magnetic Resonance Imaging

Table 1

The CSSA mean (SD) of each repetition of Hands-off and Hands-on casting methods and average of two repetitions, CSSA intracast absolute mean difference, and the paired 𝑡-test significance of intra- and intercast CSSA difference.

Region

Slice

Hands-off (mm^2)

Hands-on (mm^2)

Hands-off V Hands-on

Rep 1

Rep 2

Absolute intra cast difference

Hands-off intra cast significance (𝑃<0.05)

Rep 1

Rep 2

Absolute intra cast difference

Hands-on intra cast significance (𝑃<0.05)

Average Hands-off

Average Hands-on

Inter cast significance (𝑃<0.05)

1

8799.0; (1150.1)

8829.3; (1170.8)

207.4; (124.1)

0.680

9484.5; (1489.1)

9219.6; (1186.5)

487.0; (370.1)

0.133

8814.2; (1153.9)

9352.0; (1316.4)

0.299

Proximal

2

8605.0; (1134.3)

8656.3; (1168.0)

194.9; (147.3)

0.484

9006.1; (1420.6)

8845.4; (1174.7)

376.7; (338.6)

0.281

8630.7; (1144.7)

8925.8; (1280.1)

0.558

3

8319.5; (1075.4)

8342.6; (1087.5)

151.6; (141.7)

0.712

8619.7; (1360.1)

8607.4; (1169.3)

280.7; (240.9)

0.913

8331.0; 1076.3

8613.5; (1254.1)

0.560

4

7530.9; (1241.3)

7567.0; (1243.0)

150.3; (149.4)

0.570

7879.9; (1276.3)

7860.9; (1217.9)

206.4; (170.5)

0.814

7548.9; (1237.6)

7870.4; (1239.9)

0.532

Middle

5

6940.7; (1428.1)

6963.8; (1369.4)

195.9; (218.2)

0.793

7242.2; (1448.0)

7209.0; (1412.9)

233.7; (159.7)

0.699

6952.2; (1391.1)

7225.6; (1423.2)

0.639

6

6497.2; (1254.3)

6508.9; (1161.8)

206.2; (243.5)

0.903

6772.8; (1294.5)

6756.8; (1215.2)

251.9; (177.5)

0.865

6503.1; (1198.0)

6764.8; (1245.5)

0.605

7

5042.8; (1306.1)

5058.3; (1201.7)

195.3; (222.0)

0.861

5126.4; (1743.3)

5133.5; (1533.8)

302.9; (274.8)

0.952

5050.5; (1245.9)

5129.9; (1629.6)

0.895

Distal

8

3504.8; (1328.0)

3528.9; (1180.5)

207.5; (178.1)

0.771

3229.5; (1860.1)

3276.2; (1610.9)

315.2; (274.8)

0.711

3516.8; (1248.6)

3252.9; (1726.9)

0.273^≠

9

2082.8; (1428.9)

2213.5; (1277.3)

263.0; (298.5)

0.261

1380.9; (1898.8)

1465.1; (1604.4)

276.3; (274.3)

0.468

2148.1; (1341.7)

1423.0; (1747.0)

0.021^≠

≠Normality was not assumed.