Table 1 Summary of patient characteristics.

From: High frequency oscillations in relation to interictal spikes in predicting postsurgical seizure freedom

Patient

Age, Gender

Histology/pathology

Epilepsy

Electrode placement

Type of electrodes

Surgery

Nights

Intervals

HFO area resected?

Spike area resected

Spike + HFO area resected

Outcome (ILAE)

Postoperative follow-up (months)

1

25, M

HS and gliosis

TLE

MTL L, R

5 depth

sAHE; Les

 

28

Y

Y

Y

1

32

2

33, M

Glioma

TLE

MTL L, R

8 depth

sAHE; Les

2

13

Y

N

Y

1

30

3

20, F

HS

TLE

MTL L, R

5 depth

sAHE

5

39

Y

N

Y

1

28

4

20, F

HS

TLE

MTL L, R

8 depth

sAHE

6

34

Y

N

Y

1

42

5

40, M

HS

TLE

MTL L, R

8 depth

sAHE

5

35

Y

Y

Y

1

14

6

48, M

HS

TLE

MTL L, R

8 depth

sAHE

5

35

Y

Y

Y

1

12

7

25, M

HS

TLE

MTL L, R

8 depth

sAHE

1

1

Y

N

N

3

53

8

21, F

HS

TLE

MTL L, R

8 depth

sAHE

2

16

Y

Y

Y

3

28

9

52, M

HS

TLE

MTL L, R

8 depth

sAHE

2

12

Y

N

N

5

46

10

37, M

FCD 2b

ETE

Pr R

1 grid 8 × 4; 2 strips 4 × 1

Les

0

6

Y

Y

Y

1

48

11

36, M

FCD 2b

ETE

F R

1 grid 8 × 8; 1 depth

Les

3

19

Y

N

N

1

38

12

49, M

Ganglioglioma

ETE

T-Lat L

1 grid 8 × 4; 1 depth

Les

4

25

Y

Y

Y

1

37

13

17, M

FCD 1a

ETE

P R

1 grid 8 × 8; 1 depth

Les

2

16

Y

Y

Y

1

25

14

46, F

FCD 1b

ETE

P R

2 grids 8 × 2; 1 strip 6 × 1; 1 strip 4 × 1; 1 depth

Les

2

13

Y

N

Y

1

36

15

31, F

Gliosis

ETE

T-Lat L

1 grid 8 × 4; 2 strips 4 × 1

Les

4

28

Y

N

N

1

27

16

17, F

FCD 2a

ETE

F-Pr-C L

1 grid 8 × 4; 1 depth

Les

2

17

Y

Y

Y

1

28

17

30, M

FCD 2a

ETE

F R

2 grids 8 × 2; 1 depth

Les

1

1

N

Y

Y

5

46

18

40, M

FCD 2a

ETE

P R

2 strips 6 × 1; 1 depth

Les

1

6

N

N

N

5

38

19

38, M

Cavernoma

ETE

T P

1 grids 8 × 4; 1 grids 8 × 2

Les

2

13

N

N

N

6

18

20

17, M

FCD 3

ETE

O T

1 grids 8 × 2

Les

4

29

N

N

N

5

21

  1. Abbreviations: C central, depth depth electrode, ETE extratemporal lobe epilepsy, F frontal, FCD focal cortical dysplasia, FR fast ripple, FRandR FR occurring together with ripple, grid grid electrode, HFO high frequency oscillation, HS hippocampus sclerosis, ILAE International League Against Epilepsy, MTL mesial temporal lobe, L left, Lat lateral, Les lesionectomy, O occipital, P parietal, Pr precentral, R right, sAHE selective amygdala-hippocampectomy, strip strip electrode, T temporal, TLE mesial temporal lobe epilepsy.
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