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Table 5 Comparison of clinical data between the observation group and the control group

From: Clinical application of instant 3D printed cast versus polymer orthosis in the treatment of colles fracture: a randomized controlled trial

Parameters

Observation group

Control group

t

P

VAS

    

 Before immobilization

7.2 ± 1.3

7.0 ± 1.4

1.333

0.184

 At 2 weeks after fracture

1.6 ± 0.48*

1.8 ± 0.38*

-2.197

0.033

 At 6 weeks after fracture

0.69 ± 0.32*#

0.74 ± 0.33*#

-0.316

0.755

Immobilization effectiveness score

9.8 ± 0.96

9.4 ± 1.07

3.849

0.000

Immobilization satisfaction score

11.6 ± 1.4

10.8 ± 1.8

4.686

0.000

DASH

    

 At 2 weeks after fracture

20.2 ± 5.7

22.6 ± 5.7

-5.781

0.000

 At 6 weeks after fracture

8.1 ± 3.9#

10.2 ± 3.1#

-5.319

0.000

Palmar tilt angle

    

 Before immobilization

-5.7 ± 4.0

-5.7 ± 4.1

-0.380

0.704

 At 2 weeks after fracture

11.1 ± 2.8*

10.0 ± 3.2*

3.628

0.000

 At 12 weeks after fracture

9.8 ± 2.7*#

8.1 ± 2.7*#

5.604

0.000

Ulnar inclination angle

    

 Before immobilization

8.5 ± 3.6

8.8 ± 2.9

0.747

0.456

 At 2 weeks after fracture

20.8 ± 2.5*

19.1 ± 2.8*

9.146

0.000

 At 12 weeks after fracture

19.7 ± 2.5*#

17.5 ± 2.6*#

11.278

0.000

  1. * Compared with before immobilization, P < 0.05
  2. # compared with the 2nd week after fracture, P < 0.05