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Table 2 Local autogenous morselized bone obtained from decompression and related stratification analysis

From: Is local autogenous morselized bone harvested from decompression through a posterior-transforaminal approach sufficient for single-level interbody fusion in the lower lumbar spine?

 

N

Bone Weight (g)

P value

Bone Volume (cm3)

P value

Local autogenous morselized bone

147

3.88 ± 0.47

 

3.50 ± 0.45

 

Age (years)

  ≤ 50

27

3.67 ± 0.42

0.028

3.34 ± 0.38

0.015

 51–69

92

3.91 ± 0.45

3.51 ± 0.45

  ≥ 70

28

3.98 ± 0.55

3.64 ± 0.50

Sex

 Male

87

3.83 ± 0.45

0.116

3.45 ± 0.42

0.112

 Female

60

3.95 ± 0.50

3.57 ± 0.49

BMI (Body Mass Index)

  < 23.9

111

3.87 ± 0.48

0.752

3.49 ± 0.46

0.575

  ≥ 24

36

3.90 ± 0.47

3.54 ± 0.44

Level involved

 L4–5

86

3.93 ± 0.50

0.145

3.53 ± 0.49

0.370

 L5-S1

61

3.81 ± 0.42

3.46 ± 0.39

Sides

 Left

65

3.81 ± 0.50

0.934

3.50 ± 0.47

0.951

 Right

82

3.88 ± 0.46

3.50 ± 0.44

Diagnosis

 Lumbar spinal stenosis

63

3.92 ± 0.46

0.010

3.59 ± 0.40

0.001

 Spondylolisthesis

40

4.04 ± 0.44

3.62 ± 0.43

 Discogenic lower back pain

21

3.68 ± 0.44

3.20 ± 0.42

 Lumbar segmental instability

13

3.62 ± 0.51

3.42 ± 0.52

 Lumbar disc herniation

10

3.76 ± 0.48

3.24 ± 0.47