Table 5 Secondary endpoints for clinical outcomes.

From: Radiological and clinical differences among three assisted technologies in pedicle screw fixation of adult degenerative scoliosis

 

Robot-PLIF

Template-PLIF

CT-based PLIF

P value

RP vs TP

RP vs CP

TP vs CP

Time for surgery (min)

239 ± 52

191 ± 48

228 ± 43

<0.001

0.111

<0.001

Intra-op radiation dose (mSv)

0.41 ± 0.39

0.34 ± 0.36

5.68 ± 2.66

0.244

<0.001

<0.001

Blood loss (ml)

681 ± 277

611 ± 272

669 ± 250

0.112

0.754

0.138

Postoperative stay (d)

9.3 ± 2.2

8.8 ± 1.9

9.5 ± 2.0

0.130

0.512

0.018

Revision surgery (n)

Cage dislodgement

2

1

2

0.621

0.782

0.792

Screw malposition

0

3

2

0.066

0.215

0.375

Total

2

4

4

0.337

0.619

0.587

Adverse events (n)

Dural tears

1

2

1

0.494

0.846

0.351

Surgical wound revision

4

5

6

0.617

0.832

0.744

Wound Infections

1

1

1

0.942

0.846

0.789

Neurological complications

0

1

1

0.291

0.382

0.789

Total

6 (7.23%)

9 (12.00%)

9 (8.23%)

0.445

0.793

0.579

  1. RP: Robot-PLIF; TP: Drill guide Template-PLIF; CP: CT-based PLIF; Bold values are statistically significant (P < 0.05).
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