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Table 2 Average bone graft filling time and graft volume transplanted in each case

From: A novel surgical technique in transforaminal lumbar interbody fusion by the bone graft delivery device: evaluation of therapeutic effect in patients with minimally invasive spine surgery

 

Control group

MIS device group

Bone graft filling time (s)

125 ± 6.8

20 ± 0.2

Bone graft volume (mL)

 0–2.5

47

(83.9%)

7

(9.2%)

 2.5–5

9

(16.1%)

35

(46.1%)

 5–7.5

0

(0.0%)

8

(10.5%)

 7.5–10

0

(0.0%)

19

(25.0%)

 10–12.5

0

(0.0%)

7

(9.2%)

 

2.31 ± 0.45 ml

6.72 ± 2.88 ml

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