Table 3 Comparison between preoperative parameters and postoperative parameters in the HDDS group

Slip percentage (%)

63.7 ± 25.5

14.0 ± 17.0

< 0.001*

Dub-LSA (°)

61.5 ± 16.0

83.6 ± 17.5

< 0.001*

PI (°)

72.0 ± 12.1

74.6 ± 11.5

0.197

PT (°)

39.8 ± 9.9

33.0 ± 9.3

0.003*

SS (°)

32.2 ± 14.6

41.6 ± 10.4

0.003*

LL (°)

57.7 ± 24.1

58.6 ± 11.2

0.856

TK (°)

5.4 ± 21.3

18.3 ± 12.7

0.001*

CL (°)

− 8.5 ± 16.1

− 3.4 ± 9.0

0.145

SVA (mm)

56.5 ± 35.1

35.5 ± 32.3

0.040*