Variable

MR

Pearson’s correlations coefficient

Test statistics

Spearman rank correlation coefficient

Test statistics

Acoustic noise

1.5 T

0.039

t = 0.276,

df = 51

P = 0.784

0.059

t = 0.425,

df = 51

P = 0.672

3.0 T

−0.138

t = −0.995,

df = 51

P = 0.325

−0.070

t = −0.501,

df = 51

P = 0.618

Discomfort

1.5 T

−0.129

t = −0.926,

df = 51

P = 0.359

−0.105

t = −0.752,

df = 51

P = 0.456

3.0 T

−0.141

t = −1.015,

df = 51

P = 0.321

−0.120

t = −0.861,

df = 51

P = 0.393