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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Test statistics

From: Fenestrated pedicle screws for cement-augmented purchase in patients with bone softening: a review of 21 cases

 

Pre-op

FU

Z a

P

SF-36

 Physical functioning

18.1

66.9

−4.022

<0.001

 Role-physical

9.5

52.4

−3.874

<0.001

 Bodily pain

17.6

61.5

−4.039

<0.001

 General health

25.2

63.7

−4.020

<0.001

 Vitality

33.1

65.7

−4.025

<0.001

 Social functioning

33

66.4

−4.033

<0.001

 Role-emotional

3.1

55.1

−3.891

<0.001

 Mental health

51.6

76.6

−4.024

<0.001

 VAS

8.2

1.7

−4.040

<0.001

  1. Wilcoxon signed-rank test
  2. aBased on positive ranks