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Table 4 The calculated statistics comparing spica cast treatment to the control group after applying PSM

From: Pediatric femoral shaft fractures: treatment strategies according to age - 13 years of experience in one medical center

Treatment (yes/no spica cast)a

All patients

Control group

Spica casting

The disparity

P value

Frequency

132

16

116

  

Result

0.75

0.88

0.73

−0.142

0.148

Male

0.71

0.69

0.72

0.028

0.828

Age

3.56

4.23

3.47

−0.751

0.5238

Left side

0.57

0.69

0.55

−0.136

0.303

Spiral fracture

0.67

0.69

0.67

−0.015

0.907

Transverse fracture

0.21

0.25

0.21

−0.043

0.719

Oblique fracture

0.06

0.06

0.06

−0.002

0.974

High energy

0.17

0.25

0.16

−0.086

0.471

  1. The control group includes titanium elastic nail (15 cases) and external fixator (1 case). aRegression result is (−0.105, <0.01). The italicized entry signifies the change in the groups' disparity before and after the PSM was applied on the date.