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Table 3 Evaluation of periodic metacarpal shortness measurements and differences according to the splint method

From: Comparison of functional metacarpal splint and ulnar gutter splint in the treatment of fifth metacarpal neck fractures: a prospective comparative study

 

UGS (n = 18)

FMS (n = 22)

d P

Metacarpal shortening measurements (mm)

 Fracture

Min-Max (Median)

2–7 (5)

2–9 (4)

0.303

Mean ± SD

4.67 ± 1.46

4.32 ± 1.46

 Initial reduction

Min-Max (Median)

1–6 (2)

1–4 (2)

0.209

Mean ± SD

2.83 ± 1.58

2.14 ± 0.94

 1st month

Min-Max (Median)

1–7 (3.5)

2–5 (3)

0.522

Mean ± SD

3.61 ± 1.69

3.27 ± 1.08

 6th month

Min-Max (Median)

1–6 (4)

2–5 (3)

0.359

Mean ± SD

3.67 ± 1.71

3.32 ± 1.04

 

e p

0.001**

0.001**

 

Differences

 Fracture – Initial reduction

Mean ± SD (Median)

−1.83 ± 1.34 (− 1)

−2.18 ± 1.47 (− 2)

0.292

f p

0.001**

0.001**

 Fracture – 1st month

Mean ± SD (Median)

−1.06 ± 1.11 (− 1)

−1.05 ± 1.17 (− 1)

0.910

f p

0.002**

0.001**

 Fracture – 6th month

Mean ± SD (Median)

−1.00 ± 1.08 (− 1)

−1.00 ± 1.15 (− 1)

0.909

f p

0.002**

0.001**

 Initial reduction – 1st month

Mean ± SD (Median)

0.78 ± 1.26 (0,5)

1.14 ± 1.08 (1)

0.271

f p

0.018*

0.001**

 Initial reduction – 6th month

Mean ± SD (Median)

0.83 ± 1.34 (0,5)

1.18 ± 1.05 (1)

0.269

f p

0,018*

0,001**

 1st month – 6th month

Mean ± SD (Median)

0.06 ± 0.54 (0)

0.05 ± 0.21 (0)

0.895

f p

0.655

0.317

  1. UGS Ulnar gutter splint, (FMS) Functional metacarpal splint, Min Minimum, Max Maximum, SD Standard deviation
  2. *p < 0.05, **p < 0.01
  3. dMann Whitney U Test
  4. eFriedman Test
  5. fWilcoxon Signed Ranks Test