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. Author manuscript; available in PMC: 2015 Feb 19.
Published in final edited form as: Ann Neurol. 2005 May;57(5):704–712. doi: 10.1002/ana.20473

Table 5. Change in MUNE and CMAP over Time: Interaction with SMN2 Copy Number.

MUNE CMAP
SMN2 Copy Estimate SE p SMN2 Copy Estimate SE p
1 vs 2 −1.89 0.35 <0.0001 1 vs 2 −1.03 0.15 <0.0001
2 vs 3 −1.05 0.27 0.0001 2 vs 3 − 0.78 0.11 <0.0001
3 vs 4 0.17 0.48 0.727 3 vs 4 − 0.05 0.14 0.739
4 vs 5 −0.36 0.48 0.45 4 vs 5 − 0.07 0.27 0.80

MUNE = motor unit number estimation; CMAP = compound motor action potential amplitude; SMN = survival motor neuron 1; SE = standard error.