Table 5.

Mechanosensitivity of nerve trunks at baseline and at follow-up. Analysis by Wilcoxon signed-rank test of the relation between mechanosensitivity at the two occasions (for subjects examined twice)

	Intervention subjects. N = 69					Control subjects. N = 28
Mechanosensitivity of nerve trunks	Number with mechanical allodynia at baseline		Number with mechanical allodynia at follow-up		P	Number with mechanical allodynia at baseline		Number with mechanical allodynia at follow-up		P
	Mild	Moderate to severe	Mild	Moderate to severe		Mild	Moderate to severe	Mild	Moderate to severe
Supraclavicular brachial plexus	3	0	0	0	0.08	2	0	0	0	0.16
Clavicular brachial plexus	3	1	3	0	0.41	3	0	2	0	0.65
Infraclavicular brachial plexus	14	6	14	0	0.05	8	5	4	0	0.004
Median nerve (elbow)	18	3	8	0	0.0003	8	5	6	0	0.002
Posterior interosseous nerve	26	4	13	0	0.0001	13	3	9	0	0.03
Ulnar nerve (sulcus)	0	0	0	0	-	1	0	0	0	0.32
Median nerve (carpal tunnel)	0	0	1	0	0.32	1	0	0	0	0.32