Sensorineural Hearing Loss in Non-depressed Essential Tremor Cases and Controls: A Clinical and Audiometric Study

Nesrin Helvaci Yilmaz; Muhittin Cenk Akbostanci; Nurhan Yılmaz

doi:10.5334/tohm.237

Figures & Tables

Table 1

Comparison of the Right and Left Ear PTA and SRT Results in Patients and Controls

Test	Ear	Patients	Controls	p Value
PTA	Right	21 (3–58)	20 (7–42)	0.466
PTA	Left	19 (5–57)	18 (5–42)	0.644
SRT	Right	22.5 (10–58)	20 (5–45)	0.397
SRT	Left	20 (10–58)	20 (5–45)	0.397

[i] The scores are expressed as median score (minimum–maximum). Abbreviations: PTA, Pure Tone Audiometry; SRT, Speech Recognition Threshold.

Table 2

Comparison of the Right and Left Ear SISI Test Averages in Patients and Controls

Test	Ear	Patients	Controls	p Value
SISI 500	Right	0.0 (0–0)	0.0 (0–0)	1.000
SISI 500	Left	0.0 (0–0)	0.0 (0–0)	1.000
SISI 1,000	Right	0 (0–20)	0 (0–45)	0.446
SISI 1,000	Left	0 (0–65)	0 (0–65)	0.197
SISI 2,000	Right	0 (0–85)	0 (0–80)	0.210
SISI 2,000	Left	0 (0–85)	0 (0–80)	0.210
SISI 4,000	Right	0 (0–100)	0 (0–90)	0.090
SISI 4,000	Left	0 (0–100)	0 (0–95)	0.148

[i] The scores are expressed as median score (minimum–maximum).

[ii] Abbreviation: SISI, Short Increment Sensitivity Index.

Table 3

Comparison of the Right and Left Ear Tone Decay Test Averages in Patients and Controls

Test	Ear	Patients	Controls	p Value
Tone Decay 500	Right	0.0 (0–0)	0.0 (0–0)	1.000
Tone Decay 500	Left	0.0 (0–0)	0.0 (0–0)	1.000
Tone Decay 1,000	Right	0 (0–5)	0.0 (0–0)	0.250
Tone Decay 1,000	Left	0 (0–5)	0 (0–5)	0.256
Tone Decay 2,000	Right	0 (0–15)	0 (0–5)	0.108
Tone Decay 2,000	Left	0 (0–15)	0 (0–10)	0.136
Tone Decay 4,000	Right	0 (0–15)	0 (0–10)	0.005
Tone Decay 4,000	Left	0 (0–20)	0 (0–15)	0.108

[i] The scores are expressed as median score (minimum–maximum).

Table 4

Comparison of the Right and Left Ear OAE Results in Patients and Controls

		Patients	Controls	p Value
		n (%)	n (%)	p Value
Right OAE	+	21 (61.3%)	39 (86.7%)	0.022
Right OAE	−	13 (38.7%)	6 (13.3%)	0.022
Left OAE	+	23 (67.7%)	38 (84.4%)	0.136
Left OAE	−	11 (32.3%)	7 (15.6%)	0.136

[i] Abbreviation: OAE, Otoacoustic Emission.

Table 5

Comparison of the Audiological Test Results in Patients and Controls Older than 65

Test	Patients	Controls	p Value
Test	n = 10	n = 15	p Value
PTA Right	31.50 (18–58)	22 (15–42)	0.048
PTA Left	31.50 (20–57)	23 (15–42)	0.014
SRT Right	32.50 (20–58)	25 (15–45)	0.177
SRT Left	30 (20–58)	25 (15–45)	0.062
SISI 500 Right	0.0 (0–0)	0.0 (0–0)	1.000
SISI 500 Left	0.0 (0–0)	0.0 (0–0)	1.000
SISI 1,000 Right	0 (0–20)	0 (0–45)	0.807
SISI 1,000 Left	0 (0–65)	0 (0–65)	0.367
SISI 2,000 Right	12.50 (0–85)	0 (0–80)	0.115
SISI 2,000 Left	22.50 (0–90)	0 (0–80)	0.091
SISI 4,000 Right	82.50 (0–95)	0 (0–90)	0.091
SISI 4,000 Left	67.50 (0–100)	0 (0–95)	0.160
Tone Decay 500 Right	0.0 (0–0)	0.0 (0–0)	1.000
Tone Decay 500 Left	0.0 (0–0)	0.0 (0–0)	1.000
Tone Decay 1,000 Right	0 (0–5)	0.0 (0–0)	0.683
Tone Decay 1,000 Left	0 (0–5)	0 (0–5)	0.605
Tone Decay 2,000 Right	2.50 (0–15)	0 (0–5)	0.103
Tone Decay 2,000 Left	5 (0–15)	0 (0–10)	0.031
Tone Decay 4,000 Right	10 (0–15)	0 (0–10)	0.004
Tone Decay 4,000 Left	10 (0–20)	0 (0–15)	0.023

[i] The scores are expressed as median score (minimum–maximum). Abbreviations: PTA, Pure Tone Audiometry; SISI, Short Increment Sensitivity Index; SRT, Speech Recognition Threshold.