Table 1 |
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|
Measurements of Total Axon Area and Nerve Area |
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|
Nerve |
Nerve cross-sectional area (μm2) (Normalized) |
Myelinated axon count (Normalized) |
Myelinated axon cross-sectional area (μm2) (Normalized) |
Total myelinated axon area (μm2)* |
Total myelinated axon area/Nerve cross-sectional area |
|
|
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|
Median |
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|
Distal end |
823100 (1.71) |
9349 (2.44) |
8.0 (0.25) |
74325 |
0.090 |
|
5 mm proximally |
651600 (1.36) |
7434 (1.94) |
14.7 (0.47) |
109205 |
0.168 |
|
10 mm proximally |
421600 (0.88) |
5449 (1.42) |
16.1 (0.51) |
87729 |
0.208 |
|
15 mm proximally |
326000 (0.68) |
3463 (0.90) |
27.7 (0.88) |
95925 |
0.294 |
|
Control |
480300 (1.00) |
3839 (1.00) |
31.5 (1.00) |
120967 |
0.252 |
|
Radial |
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|
Distal end |
2498000 (3.19) |
13280 (2.42) |
9.2 (0.24) |
121817 |
0.049 |
|
5 mm proximally |
1327000 (1.70) |
9346 (1.70) |
16.4 (0.43) |
153461 |
0.116 |
|
10 mm proximally |
825100 (1.05) |
7445 (1.36) |
21.5 (0.57) |
160216 |
0.194 |
|
15 mm proximally |
708100 (0.91) |
6525 (1.19) |
29.3 (0.77) |
191052 |
0.270 |
|
Control |
782300 (1.00) |
5494 (1.00) |
37.9 (1.00) |
207948 |
0.266 |
|
Ulnar |
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|
Distal end |
608500 (2.49) |
8407 (2.76) |
8.1 (0.32) |
68391 |
0.112 |
|
5 mm proximally |
327400 (1.34) |
5370 (1.76) |
10.7 (0.42) |
57459 |
0.176 |
|
10 mm proximally |
240500 (0.98) |
3308 (1.08) |
15.2 (0.60) |
50381 |
0.209 |
|
15 mm proximally |
204600 (0.84) |
2701 (0.89) |
23.4 (0.93) |
63122 |
0.309 |
|
Control |
244500 (1.00) |
3050 (1.00) |
25.2 (1.00) |
76952 |
0.315 |
|
|
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|
*Total myelinated axon area = Myelinated axon count × Myelinated axon cross-sectional area |
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|
Ko et al. Journal of Brachial Plexus and Peripheral Nerve Injury 2011 6:8 doi:10.1186/1749-7221-6-8 |
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