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Table 3 Analysis of flap tip angle in 120 fingers of 30 adults

From: Mathematical analysis in the design of digital artery-based V–Y advancement flap in treating proximal interphalangeal joint flexion contracture

 

H/W

P-value

Flap tip angle (α)

P-value

Male

 Finger

 

 < 0.05*

 

 < 0.05*

  Index (n = 15)

0.96 ± 0.125

 < 0.05 M,R

55.4 ± 6.54

 < 0.05 M,R

  Middle (n = 15)

1.26 ± 0.232

 < 0.05 I,S

44.6 ± 8.21

 < 0.05 I,S

  Ring (n = 15)

1.41 ± 0.173

 < 0.05 I,S

39.6 ± 5.30

 < 0.05 I,S

  Small (n = 15)

1.17 ± 0.259

 < 0.05 M,R

52.2 ± 7.52

 < 0.05 M,R

Female

 Finger

 

 < 0.05*

 

 < 0.05*

  Index (n = 15)

1.08 ± 0.166

 < 0.05 R

50.5 ± 6.65

 < 0.05 R

  Middle (n = 15)

1.26 ± 0.311

 < 0.05 R

45.1 ± 9.78

 < 0.05 R

  Ring (n = 15)

1.54 ± 0.209

 < 0.05 I,M,S

36.6 ± 4.56

 < 0.05 I,M,S

  Small (n = 15)

1.23 ± 0.285

 < 0.05 R

51.0 ± 6.06

 < 0.05 R

  1. Values reported as the mean ± one standard deviation (range). p values computed by student t test and *One-way ANOVA analysis
  2. S: vs. small fingers
  3. R: vs. ring fingers
  4. M: vs. middle fingers
  5. I: vs. index fingers