Baseline

Word fluency test

Interaction of group with task

Group effect

Task effect

Simple main effect of task disaggregated by group

Mean

SD

Mean

SD

F

P

F

P

F

P

F

P

Oxy-Hb

Left channel

Controls

−0.0019

(0.005)

0.0337

(0.020)

13.32

0.002^**

7.73

0.012^*

0.22

0.645

27.34

<0.001^***

Presenteeism

−0.0004

(0.007)

−0.0003

(0.022)

0.12

0.732

Right channel

Controls

−0.0022

(0.006)

0.0272

(0.017)

10.63

0.004^**

7.86

0.011^*

0.42

0.524

22.05

<0.001^***

Presenteeism

−0.0016

(0.004)

−0.0007

(0.021)

0.08

0.778

Deoxy-Hb

Left channel

Controls

−0.0016

(0.005)

−0.0169

(0.018)

1.52

0.233

5.57

0.029^*

0.27

0.609

Presenteeism

0.0020

(0.003)

−0.0038

(0.005)

Right channel

Controls

−0.0019

(0.005)

−0.0182

(0.013)

3.00

0.100

19.51

<0.001^***

0.56

0.464

Presenteeism

0.0015

(0.002)

−0.0025

(0.004)

Total Hb

Left channel

Controls

−0.0035

(0.008)

0.0165

(0.023)

6.56

0.019^*

1.48

0.239

0.50

0.488

8.09

0.010^*

Presenteeism

0.0016

(0.007)

−0.0041

(0.020)

1.14

0.298

Right channel

Controls

−0.0042

(0.008)

0.0090

(0.015)

4.82

0.041^*

0.83

0.374

1.14

0.298

5.72

0.027^*

Presenteeism

−0.0002

(0.005)

−0.0035

(0.022)

0.92

0.349