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Table 1 Baseline characteristics of the whole cohort

From: The ratio of cervical lordosis to C7 slope represents the reciprocal change between cervical sagittal alignment and global spinal alignment

Variables

Value

Demographic parameters

Age (years)

64.55 ± 9.24

Female [n (%)]

165 (64.7%)

Male [n (%)]

90 (35.3%)

Cervical parameters

CBVA (°)

0.13 ± 6.10

OC2 (°)

27.74 ± 8.79

CL (°)

16.26 ± 9.54

C7S (°)

23.14 ± 6.28

CL/C7S

0.70 ± 0.42

CVSA (mm)

18.28 ± 11.32

Spinopelvic parameters

TK (°)

− 32.93 ± 11.42

LL (°)

35.15 ± 12.99

SS (°)

30.48 ± 9.24

PT (°)

19.26 ± 8.28

PI (°)

49.59 ± 9.02

PI–LL (°)

14.43 ± 12.04

SVA (mm)

27.72 ± 44.17

  1. CBVA chin-brow to vertical angle; OC2 occiput-C2 lordosis; CL cervical lordosis; C7S C7 slope; CL/C7S the ratio of cervical lordosis to C7 slope; TK thoracic kyphosis; LL lumbar lordosis; SS sacral slope; PT pelvic tilt; PI pelvic incidence; PI–LL pelvic incidence minus lumbar lordosis mismatch; SVA sagittal vertical axis