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Table 3 Comparison of estimated current strengths in tinnitus patients

From: Extractions of steady-state auditory evoked fields in normal subjects and tinnitus patients using complementary ensemble empirical mode decomposition

Tinnitus patient

The proposed CEEMD approach

Traditional filtering method

Current strength of left ear stimulation

Current strength of right ear stimulation

Current strength of left ear stimulation

Current strength of right ear stimulation

Left auditory cortex (nAm)

Right auditory cortex (nAm)

Left auditory cortex (nAm)

Right auditory cortex (nAm)

Left auditory cortex (nAm)

Right auditory cortex (nAm)

Left auditory cortex (nAm)

Right auditory cortex (nAm)

P1

3.12 ± 0.98**

6.15 ± 1.62**

3.45 ± 1.15

4.21 ± 1.60**

2.5 ± 0.78

4.98 ± 1.31

3.68 ± 1.95

3.63 ± 1.38

P2

3.87 ± 1.60*

6.25 ± 1.70**

3.65 ± 1.48**

8.83 ± 2.12**

3.52 ± 1.15

4.93 ± 1.34

3.01 ± 1.10

6.00 ± 1.44

P3

3.38 ± 1.36**

4.66 ± 1.47**

5.07 ± 2.10**

10.28 ± 3.88**

2.03 ± 0.69

3.23 ± 1.02

2.75 ± 1.66

7.07 ± 2.64

P4

3.93 ± 1.09**

8.87 ± 1.41**

4.68 ± 1.77**

2.86 ± 1.16**

3.16 ± 0.63

6.54 ± 1.04

3.06 ± 1.28

2.11 ± 0.86

P5

4.28 ± 1.51**

5.70 ± 1.52**

4.05 ± 1.49**

7.90 ± 2.53**

3.09 ± 1.03

3.61 ± 0.96

2.57 ± 1.05

4.37 ± 1.40

Mean ± std

3.76 ± 1.39

6.30 ± 2.06

4.14 ± 1.74

6.92 ± 3.68

2.86 ± 0.86

4.66 ± 1.13

2.98 ± 1.53

4.67 ± 2.33

  1. The current strengths of CEEMD processing greater than traditional filtering method.
  2. * p < 0.05 by paired t test.
  3. ** p < 0.01 by paired t test.