Table 1.
Concurrent validity of measures
| Mean | SD | Fdf | P | |
|---|---|---|---|---|
| A. Primary (Katz) Self-report Scores | ||||
| 1. ANOVA: Self-reported (Katz) Hand-Wrist Pain by Baseline NCS Symptom Status (Asx, Sx) (Note that Katz Pain Scale on Right Hands is Validated.) | ||||
| Right Hands (n) | 24.11 | 5.31 | ||
| Asx (13) | 21.19 | 3.33 | ||
| Sx (29) | 25.41 | 5.55 | F1,40 = 6.43 | .015 |
| Left Hands (n) | 24.11 | 5.31 | ||
| Asx (17) | 24.21 | 6.84 | ||
| Sx (25) | 24.04 | 4.12 | F1,40 = 0.01 | .92 |
| 2. ANOVA: Self-reported (Katz) Hand-Wrist Functional Status by Baseline NCS Symptom Status (Asx, Sx) | ||||
| Right Hands (n) | 15.29 | 5.43 | ||
| Asx (13) | 15.08 | 4.65 | ||
| Sx (29) | 15.38 | 5.82 | F1,40 = 0.03 | .87 |
| Left Hands (n) | 15.29 | 5.43 | ||
| Asx (17) | 16.82 | 6.57 | ||
| Sx (25) | 14.24 | 4.34 | F1,40 = 2.37 | .13 |
| B. Secondary Measures: Algometric PPTs | ||||
| 1. Algometric Assessments and Baseline NCS Symptom Status (Asx, Sx)a,b | ||||
| Right Hands (n) | ||||
| Palm-Up 1 | 7.52 | 2.62 | ||
| Asx (8) | 7.50 | 1.83 | ||
| Sx (24) | 7.52 | 2.86 | F1,30 = 0.00 | .96 |
| Palm-Up 2 | 7.88 | 2.22 | ||
| Asx (5) | 8.30 | 2.11 | ||
| Sx (21) | 7.79 | 2.28 | F1,24 = 0.21 | .65 |
| Palm-Down 1 | 8.38 | 3.09 | ||
| Asx (8) | 8.38 | 2.95 | ||
| Sx (25) | 8.38 | 3.19 | F1,31 = 0.00 | 1.00 |
| Palm-Down 2 | 8.32 | 3.55 | ||
| Asx (7) | 7.93 | 3.38 | ||
| Sx (21) | 8.45 | 3.67 | F1,26 = 0.11 | .74 |
| Carpal Tunnel | 17.12 | 5.45 | ||
| Asx (9) | 15.61 | 5.75 | ||
| Sx (20) | 17.80 | 5.31 | F1,27 = 1.00 | .32 |
| Left Hands (n) | ||||
| Palm-Up 1 | 7.30 | 1.92 | ||
| Asx (10) | 7.20 | 1.77 | ||
| Sx (13) | 7.38 | 2.10 | F1,21 = 0.05 | .83 |
| Palm-Up 2 | 7.79 | 1.82 | ||
| Asx (9) | 7.00 | 1.06 | ||
| Sx (10) | 8.50 | 2.11 | F1,17 = 3.70 | .07 |
| Palm-Down 1 | 7.80 | 1.90 | ||
| Asx (10) | 7.90 | 1.94 | ||
| Sx (13) | 7.73 | 1.94 | F1,21 = 0.04 | .84 |
| Palm-Down 2 | 7.95 | 2.44 | ||
| Asx (8) | 7.69 | 3.12 | ||
| Sx (11) | 8.14 | 1.96 | F1,17 = 0.15 | .70 |
| Carpal Tunnel | 18.09 | 6.29 | ||
| Asx (10) | 17.30 | 4.28 | ||
| Sx (12) | 18.75 | 7.71 | F1,20 = 0.28 | .60 |
| C. Secondary Measures: Strength Assessments by Sex—Tip, Key, and Grip Baseline Strength and NCS Symptom Status of Affected Hand (Asx, Sx) | ||||
| Women's Right Hands (n) | ||||
| Tip | 7.99 | 2.15 | ||
| Asx (11) | 8.27 | 1.47 | ||
| Sx (20) | 7.83 | 2.47 | F1,29 = 0.29 | 0.60 |
| Key | 9.63 | 2.94 | ||
| Asx (11) | 11.21 | 1.92 | ||
| Sx (20) | 8.77 | 3.08 | F1,29 = 5.66 | 0.02 |
| Grip | 53.29 | 14.87 | ||
| Asx (11) | 57.88 | 11.39 | ||
| Sx (20) | 50.77 | 16.19 | F1,29 = 1.66 | 0.21 |
| Women's Left Hands (n) | ||||
| Tip | 7.73 | 1.73 | ||
| Asx (14) | 7.60 | 1.90 | ||
| Sx (17) | 7.84 | 1.62 | F1,29 = 0.15 | 0.70 |
| Key | 9.73 | 2.81 | ||
| Asx (14) | 9.29 | 2.82 | ||
| Sx (17) | 10.10 | 2.84 | F1,29 = 0.63 | 0.43 |
| Grip | 51.54 | 9.91 | ||
| Asx (14) | 51.60 | 11.23 | ||
| Sx (17) | 51.49 | 9.03 | F1,29 = 0.00 | 0.97 |
| Men's Right Hands (n) | ||||
| Tip | 11.60 | 3.74 | ||
| Asx (1) | 9.33 | |||
| Sx (9) | 11.85 | 3.87 | F1,8 = 0.38 | 0.55 |
| Key | 14.80 | 3.92 | ||
| Asx (1) | 13.67 | |||
| Sx (9) | 14.93 | 4.13 | F1,8 = 0.08 | 0.78 |
| Grip | 75.43 | 18.18 | ||
| Asx (1) | 75.33 | |||
| Sx (9) | 75.44 | 19.28 | F1,8 = 0.00 | 1.00 |
| Men's Left Hands (n) | ||||
| Tip | 11.70 | 2.49 | ||
| Asx (3) | 12.33 | 2.19 | ||
| Sx (7) | 11.43 | 2.72 | F1,8 = 0.26 | 0.63 |
| Key | 14.73 | 2.94 | ||
| Asx (3) | 14.78 | 4.25 | ||
| Sx (7) | 14.71 | 2.63 | F1,8 = 0.00 | 0.98 |
| Grip | 69.50 | 20.78 | ||
| Asx (3) | 68.67 | 23.90 | ||
| Sx (7) | 69.86 | 21.37 | F1,8 = 0.01 | 0.94 |
| D. Secondary Measures: VAS 10-point (10 = “unbearable”) Scale Pain Reports—Baseline VAS Pain and NCS Symptom Status of Affected Hand (Asx, Sx) | ||||
| Affected Right Hands (37) | ||||
| VAS | 3.49 | 2.18 | ||
| Asx (9) | 4.17 | 1.48 | ||
| Sx (28) | 3.27 | 2.34 | F1,35 = 1.16 | 0.29 |
| Affected Left Hands (30) | ||||
| VAS | 2.97 | 1.83 | ||
| Asx (11) | 2.68 | 1.90 | ||
| Sx (19) | 3.13 | 1.82 | F1,28 = 0.41 | 0.53 |
Abbreviations: Asx, asymptomatic; Sx, symptomatic.
a
No significant differences in data for evaluation list 2 and evaluation list 3.
b
“Palm-up” denotes assessment of the extensor carpi ulnaris muscle; “palm-down,” assessment of the extensor carpi radialis brevis and extensor carpi radialis longus muscles; “carpal tunnel,” assessment of the carpal tunnel, palmar side.