Skip to main content
. 2021 Oct 30;16(3):1026–1039. doi: 10.1007/s11682-021-00581-x

Table 4.

Linear regression using bootstrapping

Distance measures:
Cognitive tests: Min-Mean right
(n=32)
Min-Mean left
(n=40)
Finger tapping Base modela F(3, 28) = 2.824, p = .057, R2 = 0.232  F(3, 36) = 0.984, p = .411, R2 = 0.076

B (95 %CI)b

Fchange (df)b

R2 b

0.023 (-0.086 to 0.126)

0.300 (1, 27)

0.241

-0.003 (-0.127 to 0.140)

0.003 (1, 35)

0.076

Symbol digit coding Base modela F(3, 28) = 1.560, p = .221, R2 = 0.143  F(3, 36) = 0.272, p = .845, R2 = 0.022

B (95 %CI)b

Fchange (df)b

R2 b

-0.017 (-0.072 to 0.033)

0.347 (1, 27)

0.154

0.030 (-0.036 to 0.095)

0.567 (1, 35)

0.038

Shifting attention Base modela F(3, 28) = 0.767, p = .522, R2 = 0.076  F(3, 36) = 1.317, p = .284, R2 = 0.099

B (95 %CI)b

Fchange (df)b

R2 b

0.061* (0.025 to 0.109)

4.589 (1, 27)

0.210

0.040 (-0.045 to 0.130)

0.521 (1, 35)

0.112

Continuous performance Base modela F(3, 28) = 1.343, p = .280, R2 = 0.126  F(3, 36) = 0.389, p = .762, R2 = 0.031

B (95 %CI)b

Fchange (df)b

R2 b

0.067 (-0.008 to 0.178)

2.067 (1, 27)

0.188

0.055 (-0.022 to 0.118)

2.096 (1, 35)

0.086

Stroop interference Base modela F(3, 28) = 2.189, p = .112, R2 = 0.190  F(3, 36) = 0.199, p = .896, R2 = 0.016

B (95 %CI)b

Fchange (df)b

R2 b

-0.029 (-0.070 to 0.034)

1.405 (1, 27)

0.230

0.058 (-0.010 to 0.139)

1.704 (1, 35)

0.062

Letter fluency1 Base modela F(3, 17) = 2.470, p = .097, R2 = 0.304  F(3, 26) = 2.215, p = .110, R2 = 0.204

B (95 %CI)b

Fchange (df)b

R2 b

0.069* (0.001 to 0.120)

4.184 (1, 16)

0.448

0.030 (-0.079 to 0.133)

0.268 (1, 25)

0.212

a Base model including tumor grade, tumor volume and handedness, without distance as prognostic factor; bMultivariable model, added value for independent variable (distance)

** meaning p < .01; * meaning p < .05

1 Data missing right for n=11 and left for n=10