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Table 1 Patient demographics

From: Development and validation of the patient-rated ulnar nerve evaluation

Characteristic (n = 89)

Descriptors

Age in years

Range 20-81

 

Mean = 52.75; SD- 12.86

Gender

%

Male

75

Female

25

Workers compensation status

%

No

82%

Yes

15%

Claim in progress

3%

Type of work

%

Heavy repetitive

37

Heavy intermittent

18

Light repetitive

18

Light intermittent

28

Work status

%

Normal duties

21

Light duties at same work place

15

Off work due to arm

18

Handedness

%

Left

7

Right

93

Surgical side

%

Left

58

Right

43

Electrodiagnostic findings

37.47 m/s

AE-MNCV

50.65 m/s

BE-MNCV

13.17 m/s

DNCV (m/s)

3.79 mV

AE-CMAP

17.29%

BE-CMAP

4.98 mV

CMAP ADQ amplitude

5.74 μV

SNAP digit V

21.42 ms

SNCV digit V (ms)

75%

Surface EMG confirmed

89%

Needle EMG confirmed

 

McGowan stage [1]

%

0

0

I

13

II

46.4

III

40.6

  1. CMAP, Compound motor action potential. SNAP, sensory nerve action potential. MNCV, Motor nerve conduction velocity. AE-CMAP CMAP from above elbow to below elbow. AE-MNCV MNCV from above elbow to below elbow. BE-CMAP CMAP from below elbow to wrist. BE-MNCV MNCV from below elbow to wrist. Reference List [1] McGowan AJ: The Results of Transposition of the Ulnar Nerve for Traumatic Ulnar Neuritis. J Bone Joint Surg 1950, 32: 293–301.