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Table 2 Clinical data

From: Minimally invasive trans-superior articular process percutaneous endoscopic lumbar discectomy with robot assistance

Ā 

r-PELD

f-PELD

p-value

Disease duration (months)

35.14ā€‰Ā±ā€‰33.47

40.47ā€‰Ā±ā€‰72.05

0.746187

Duration of operation (min)

113.77ā€‰Ā±ā€‰49.70

120.70ā€‰Ā±ā€‰25.45

0.499614

Blood loss (ml)

12.14ā€‰Ā±ā€‰3.37

15.55ā€‰Ā±ā€‰4.82

0.005784

Follow-up time (months)

6.18ā€‰Ā±ā€‰2.46

7.73ā€‰Ā±ā€‰4.09

0.118019

Frequency of intra-operative fluoroscopy

2.91ā€‰Ā±ā€‰1.02

9.94ā€‰Ā±ā€‰2.09

<ā€‰0.000001

Hospitalization days

5.05ā€‰Ā±ā€‰1.00

5.42ā€‰Ā±ā€‰2.17

0.446997

VAS for leg pain

ā€ƒPre-OR

5.64ā€‰Ā±ā€‰1.33

5.30ā€‰Ā±ā€‰1.08

0.310255

ā€ƒPost-OR Immediately

0.64ā€‰Ā±ā€‰0.66

0.58ā€‰Ā±ā€‰0.66

0.740329

ā€ƒPost-OR 3 days

0.68ā€‰Ā±ā€‰0.48

0.46ā€‰Ā±ā€‰0.56

0.126021

ā€ƒPost-OR 1 month

0.09ā€‰Ā±ā€‰0.29

0.12ā€‰Ā±ā€‰0.42

0.768403

ODI

ā€ƒPre-OR

29.14ā€‰Ā±ā€‰3.73

27ā€‰Ā±ā€‰5.79

0.132045

ā€ƒPost-OR Immediately

6.77ā€‰Ā±ā€‰1.80

6.18ā€‰Ā±ā€‰1.31

0.164214

ā€ƒPost-OR 3 days

6.09ā€‰Ā±ā€‰1.44

6.21ā€‰Ā±ā€‰1.47

0.764474

ā€ƒPost-OR 1 month

3.23ā€‰Ā±ā€‰1.07

3.70ā€‰Ā±ā€‰1.83

0.282335

Complications

ā€ƒNerve root injury

0

0

Ā 

ā€ƒNerve root sleeves rupture

0

0

Ā 

ā€ƒDural sac rupture or leakage of CSF

0

0

Ā 

ā€ƒInfection

0

0

Ā 

ā€ƒHematoma

0

0

Ā 

ā€ƒIncreased weakness of quadriceps or foot/toe extensor strength

6

3

0.1340

ā€ƒRebound of leg pain

0

0

Ā 

ā€ƒResidual or recurrence

0

0

Ā