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Table 3 The length of the trajectory in female 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

25

11.75 ± 1.01

11.75 ± 1.02

11.76 ± 1.08

− 

− 

Yamada etc. [19]

40

− 

11.38 ± 9.60

11.27 ± 9.10

left: − 0.19;right: − 0.27

left: 0.849;right: 0.790

Zhu etc. [20]

30

− 

11.48 ± 9.44

11.57 ± 8.24

left: − 0.14;right: − 0.11

left: 0.888;right: 0.909

Yuan etc. [21]

25

11.52 ± 8.80

− 

− 

– 0.13

0.897

Wang etc. [22]

30

10.95 ± 4.63

− 

− 

– 0.85

0.399

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