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Table 2 The length of the trajectory in male patients with ADS compared with that reported in the previous literature

From: Second sacral sacralalar‐iliac (S2AI) screw placement in adult degenerative scoliosis (ADS) patients: an imaging study

 

Sample size

Total(cm)

Left(cm)

Right(cm)

t valuea

P valuea

Current study

15

12.40 ± 0.83

12.38 ± 0.86

12.42 ± 0.84

Yamada etc. [19]

40

12.15 ± 10.30

12.18 ± 10.10

left: − 0.09; right: –  0.09

left: 0.932;right: 0.928

Zhu etc. [20]

30

12.13 ± 8.33

12.06 ± 7.54

left: − 0.12; right: – 0.18

left: 0.909;right: 0.856

Yuan etc. [21]

25

12.09 ± 7.89

− 0.15

0.881

Wang etc. [22]

30

12.00 ± 6.52

− 0.24

0.815

  1. aThe statistical values are the data in each literature compared with the corresponding data in this study, the same below