Skip to main content

Table 3 Mean hearing thresholds plotted in Fig. 5 and probabilities female mean thresholds = male mean thresholds

From: Sex differences in number of X chromosomes and X-chromosome inactivation in females promote greater variability in hearing among males

Grant et al. data

500 Hz

1 kHz

2 kHz

3 kHz

4 kHz

6 kHz

 

Female left ear

3.570

0.216

1.708

1.121

2.881

6.255

 

Male left ear

6.169

2.275

2.364

4.015

5.470

7.261

 

prob (female mean = male mean)

0.000

0.000

0.026

0.000

0.000

0.010

 

Female right ear

3.251

0.658

2.160

1.440

2.109

5.607

 

Male right ear

5.408

1.809

1.750

3.140

4.595

5.539

 

prob (female mean = male mean)

0.000

0.000

0.163

0.000

0.000

0.859

 

NHANES data

500 Hz

1 kHz

2 kHz

3 kHz

4 kHz

6 kHz

8 kHz

Female left ear

7.027

4.265

4.194

3.404

4.279

9.555

7.243

Male left ear

6.805

4.638

4.240

5.019

5.488

9.033

7.081

prob (female mean = male mean)

0.107

0.005

0.760

0.000

0.000

0.002

0.368

Female right ear

7.319

4.719

4.303

3.685

4.647

8.963

7.517

Male right ear

6.866

4.684

3.695

4.566

5.171

8.139

6.939

prob (female mean = male mean)

0.001

0.798

0.000

0.000

0.001

0.000

0.001