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Table 1 Demographic and surgery details

From: A novel biplanar positioning technique to guide iliosacral screw insertion: a retrospective study

 

Biplanar group (n = 22)

Ti-Robot group (n = 21)

Traditional group (n = 21)

P value

Sex (Male/Female)

13/9

11/10

13/8

0.813

Age (years)

39.86 ± 16.07

47.76 ± 17.03

48.05 ± 13.78

0.159

Tile classification

   

0.713

 Type B

12

13

14

 

 Type C

10

8

7

 

Injury mechanism

   

0.956

 Fall

7

6

8

 

 Motor

11

10

10

 

 Crush

4

5

3

 

Number of screws

   

0.535

 S1

18

19

20

 

 S2

16

17

13

 

Operation time (min)

   

 < 0.001

 S1

25.33 ± 6.66

15.74 ± 4.48

75.25 ± 11.53

 

 S2

27.44 ± 5.93

15.88 ± 3.26

85.38 ± 7.94

 

 Average

26.32 ± 6.32

15.81 ± 3.9

79.24 ± 11.31

 

Radiation exposure (cGy/cm2)

   

 < 0.001

 S1

743.92 ± 209.34

684.92 ± 136.44

1933.14 ± 514.24

 

 S2

736.72 ± 162.31

676.74 ± 106.66

2190.65 ± 435.82

 

 Average

740.53 ± 185.91

681.06 ± 121.62

2034.58 ± 494.54

 

Intra-operative bleeding (mL)

   

 < 0.001

 S1

12.22 ± 3.14

13.16 ± 4.5

28.8 ± 7.61

 

 S2

13.38 ± 4.4

10.53 ± 4.6

31.08 ± 8.71

 

 Average

12.76 ± 3.77

11.92 ± 4.67

29.7 ± 8.01

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