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Table 1 Patient data

From: Paraspinal muscle changes of unilateral multilevel minimally invasive transforaminal interbody fusion

 

Overall (n = 92)

Group A (n = 47)

Group B (n = 29)

Group C (n = 16)

pvalue

Age (years)

57.7 ± 10.5

55.1 ± 9.9

59 ± 9.4

63.3 ± 12.2

0.019

Male:female

56:36

32:10

18:11

6:10

0.079

Follow-up (months)

26.3

26.2

30.4

17.8

0.132

BMDa

−1.4 ± 1.4

−1.6 ± 1.3

−1.0 ± 1.7

−1.4 ± 1.4

0.532

BMIb

25.5 ± 3.9

26.0 ± 4.5

25.3 ± 2.5

23.9 ± 4.2

0.163

  1. aBMD bone mineral density.
  2. bBMI body mass index.
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X