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Table 1 Patient demographic data

From: A novel nanohydroxyapatite/polyamide-66 cage for reducing the subsidence rate after single-level anterior cervical discectomy and fusion: a comparative study of 7-year follow-up

 

Group A

(n = 52)

Group B

(n = 55)

P

Age (years)

53.0 ± 8.7

52.8 ± 6.5

0.882

Gender (male/female)

30/22

29/26

0.606

Smoker

11/52

14/55

0.599

Operative time (min)

95.5 ± 18.5

92.8 ± 15.3

0.413

Blood loss (mL)

84.1 ± 54.4

81.5 ± 28.1

0.612

Segments

  

0.524

C3/4

8

6

 

C4/5

10

12

 

C5/6

17

18

 

C6/7

17

19

 

Follow-up time

95.2 ± 6.5

96.8 ± 8.2

0.268

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X