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Table 3 Comparison of the clinical outcome between two groups

From: Anatomical conditions and patient-specific locked navigation templates for transverse sacroiliac screw placement: a retrospective study

Variables

Locked template group (N = 10)

Conventional group (N = 12)

Statistics

p value

Surgical time (min)

88 ± 14.76

102.5 ± 17.12

− 2.107

0.048*

Radiation exposure times (mean ± SD)

11.5 ± 1.78

54.83 ± 6.59

− 20.156

< 0.05*

Matta criteria (N)

 Excellent

8

9

− 0.272

0.785

 Good

2

3

 Fair

0

0

Grading criteria (N)

 Grade 0

19

14

− 2.779

0.005*

 Grade 1

1

8

 Grade 2

0

2

Deviation of screw entry point (mm)

S1

1.95 ± 0.39

S2

1.34 ± 0.65

  1. *Statistical significance
  2. N number, “—” not included