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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.