Table 3

Difference between sensory nerve conduction velocities in the little and index fingers according to combinations of clinical findings
Numbness/tingling groupa Tinel’s test Phalen’s test Number of hands Aggregate category Number of hands with nerve conduction measurements Mean (95% CI) difference between SNCb velocities in the little and index fingers (m/s)
0 Negative Negative 232 A 144 5.0 (3.9 to 6.1)
0 Negative Positive 40 B 51 9.7 (7.7 to 11.8)
0 Positive Negative 8 B
0 Positive Positive 18 B
1, 2 Negative Negative 76 C 75 3.6 (1.9 to 5.3)
1, 2 Negative Positive 40 D 60 8.9 (6.3 to 11.5)
1, 2 Positive Negative 2 D
1, 2 Positive Positive 22 D
3-5 Negative Negative 137 E 127 3.3 (2.1 to 4.5)
3-5 Negative Positive 106 F 106 8.7 (6.9 to 10.5)
3-5 Positive Negative 9 F
3-5 Positive Positive 85 G 72 10.6 (8.4 to 12.9)
6-7 Negative Negative 195 H 177 6.6 (5.3 to 7.8)
6-7 Negative Positive 275 I 282 10.6 (9.5 to 11.6)
6-7 Positive Negative 32 I
6-7 Positive Positive 274 J 241 13.8 (12.6 to 15.0)

aFor definitions of groups see Table 1.

bSensory nerve conduction.

Ntani et al.

Ntani et al. BMC Musculoskeletal Disorders 2013 14:242   doi:10.1186/1471-2474-14-242

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