Table 1 Descriptive data and Pearson product-moment correlations

HR (bpm)

2.16 ± 6.04, [−5.19; 17.08]

RMSSD (ms)

−3.53 ± 18.46, [−51.0; 40.93]

−.29**/−.14

LFHF ratio

−.21 ± .23, [−.62; .13]

.15**/.38

−.22**/−.45

SCL (µS)

2.36 ± 1.82, [−1.11; 7.0]

.18**/.37

.24**/.52*

.12**/.16

SCR (µS)

.06 ± .12, [−.23; .25]

−.03/−.21

−.01/−.30

.05*/.29

.17**/.14

Sex

6 male (=0), 12 female (=1)

.15**/.27

−.17**/−.10

.19**/.35

.08**/.08

.18**/.34

Age (years)

27.39 ± 3.07, [24; 36]

−.13**/−.19

−.01/−.02

−.13**/−.26

−.27**/−.29

−.16**/−.29

BMI (kg/m²)

22.64 ± 2.78, [18.59; 28.07]

−.28**/−.48*

.22**/.11

−.26**/−.46

−.26**/−.28

−.10**/−.18

Perceived stress, baseline

27.94 ± 19.26, [2; 70]

.30**/.57**

−.14**/.11

.05**/.01

.27**/.29

−.17**/−.41

Vocational experience (years)

3.50 ± 3.13, [0; 8]

−.17**/−.31

.04*/−.08

−.22**/−.38

−.46**/−.51*

−.03/−.06

General intelligence (IQ score)

112.83 ± 13, [86; 130]

.19**/.28

−.14**/−.12

−.05*/−.10

.02/.02

−.05/−.13

Self-efficacy beliefs

3.04 ± .33, [2.57; 3.57]

.16**/.23

−.21**/−.24

.15**/.30

−.01/−.02

−.08**/−.16

Goal elaboration and definition

.25 ± .48, [0; 1.87]

.20**/.34

.10**/.39

.01/.00

.02/.33

−.07**/−.25

Information seeking

13.83 ± 3.94, [6.95; 20.2]

−.02/.17

.08**/.23

.04*/.11

−.01/.30

.01/.10

Information recording

3.66 ± 2.54, [0; 10.8]

.08**/.18

−.02/−.16

.04*/.29

.01/.19

−.04/.16

Forecasting and planning

.19 ± .28, [0; 1.03]

.00/−.30

.02/−.02

−.01/−.09

−.01/−.25

.01/.02

Decision making

.61 ± 1.05, [0; 3.92]

−.01/−.24

.01/.04

−.03/.02

.09**/.08

.10**/.18

Performing operations

7.38 ± 3.71, [.2; 15.28]

.01/−.05

−.05**/.07

−.05**/−.48*

.01/−.36

−.05*/−.46

Action control and reflection

.08 ± .12, [0; .37]

−.04*/−.23

.00/−.09

−.01/−.26

−.02/−.42

.00/−.24

Handling software problems

.45 ± .69, [0; 2.62]

−.02/−.31

−.01/−.02

.01/−.15

.01/.07

.03/.30