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Table 3 The results of the two postoperative changes in Table 2 were tested by the rank sum test of two independent samples

From: Comparative study of trimming and resection of diseased finger superficial flexor tendons in gouty carpal tunnel syndrome

Project

Team

M (P25%, P75%)a

95% CIb

Wilcoxon two sample rank sum test

Z*

P*

VAS

Trim

6.0 (5.0,7.0)

0.0 (-2.0–1.0)

0.322

0.825

Resection

6.0 (5.75,6.25)

DASH

Trim

48.0 (45.00,52.00)

0.5 (-9.0–9.0)

0.232

0.825

Resection

47.0 (42.75,51.50)

BCTQ

Trim

40.0 (38.00,44.0)

1.0 (-6.0–7.0)

0.626

0.604

Resection

39.0 (37.75, 41.0)

Grip strength, kg

Trim

18.3 (16.7,19.4)

1.05 (-1.1–3.0)

1.080

0.330

Resection

16.95 (16.32, 17.6)

Tip pinch strength, kg

Trim

7.6 (6.8,8.4)

-0.15 (-1.6–1.3)

0.232

0.825

Resection

7.5 (6.925, 8.075)

   

Motor function(°)

Thumb joint

Trim

18.0 (18.0,20.0)

-2.5 (-7.0–1.0)

1.484

0.148

Resection

21.5 (19.75,23.5)

Finger joints

Trim

35.0 (30.0,45.0)

-15.0 (-40.0–10.0)

1.784

0.076

Resection

55.0 (48.25,65.0)

2-PD

Thumb

Trim

6.0 (6.0,7.0)

0.0 (-2.0–1.0)

0.483

0.710

Resection

6.5 (6.75,7.25)

Index finger

Trim

7.0 (6.0,7.0)

0.0 (-2.0–2.0)

0.080

1.000

Resection

6.5 (5.75,7.25)

Middle finger

Trim

7.0 (6.0,7.0)

-1.0 (-2.0–0.0)

1.438

0.199

Resection

7.0 (7.0,7.25)

Ring finger

Trim

6.0 (6.0,7.0)

0.0 (-1.0–1.0)

0.089

0.940

Resection

6.0 (6.0,6.25)

  1. Note: BCTQ Boston Carpal Tunnel Questionnaire, DASH Disabilities of the Arm, Shoulder and Hand Questionnaire, VAS Visual Analogue Score, 2-PD Two-Point Discrimination
  2. aM: Median, P25%: First quartile, P75%: Third quartile
  3. b95% CI: Median difference
  4. *Rank sum test statistics z and p: z > 1.96, p < 0.05 considered that there is statistical significance