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Table 2 SEEG-guided RF-TC surgical data and outcomes of patients

From: A three-dimensional conformal radiofrequency thermocoagulation method for epileptogenic zones in functional cerebral areas: evaluation and prediction of surgical outcomes

No.

Sampling rate (Hz)

Number of electrodes

Number of RF-TC electrodes

Number of RF-TC contacts

RF-TC contacts

Short-term complications

Engel class

ILAE class

1

1000

11

3

14

M 1–4, P 1–5, W 1–5

Decreased left lower limb muscle strength

I

1

2

2000

6

6

26

A 3–5, B 4–8, C 4–10, D 5–8, E 7–10, F 1–3

N/A

I

1

3

512

5

5

39

A' 2–4, B' 5–8, C' 4–17, D' 1–15, E' 1–3

N/A

III

5

4

2000

13

1

7

C' 4–10

N/A

I

1

5

2000

11

3

16

C' 1–5, B' 4–12, K' 1–2

N/A

I

1

6

1000

8

7

26

A' 4–7, B' 4–7, C' 3–6, D' 5–8, E' 3–5, F' 5–6, H' 5–9

Decreased right upper limb muscle strength

I

1

7

2000

12

5

39

A' 4–7, B' 1–5, C' 1–10, F' 1–12, L' 4–11

Decreased right upper limb muscle strength

I

2

8

1000

13

10

62

A 1–5, B 1–12, C 1–10, D 1–5, E 1–5, F 1–6, G 1–6, J 1–5, K 1–5, L 1–3

Decreased left upper limb muscle strength

I

1

9

1000

11

5

36

C 3–9, E 6–13, K 1–6, L 7–13, P 7–14

Decreased left upper limb muscle strength

II

4

10

2000

15

10

76

D’ 1–10, E’ 1–15, F’ 1–12, G’ 4–11, H’ 7–11, I’ 7–11, L’ 5–9, M’ 3–7, N’ 2–6, P’ 3–8

N/A

I

1

  1. Abbreviation: SEEG stereo-electroencephalography, RF-TC radiofrequency thermocoagulation, ILAE International League Against Epilepsy, N/A not applicable