Table 1 Summary of motivational and depressive symptoms as well as cognitive performance across age groups

From: Ageing is associated with exaggerated overstaying in foraging behaviour

Variable

Young adults

Older adults

t-statistic

p-value*

Age

30.83 ± 0.41

69.16 ± 0.41

  

Apathy Evaluation Scale

35.44 ± 0.67

32.45 ± 0.87

2.71

0.007

Patient Health Questionnaire-9

4.90 ± 0.31

2.21 ± 0.30

6.32

1.26e-09

Tower of London accuracy

17.79 ± 0.20

15.70 ± 0.35

5.16

8.10e-07

Tower of London reaction time for correct responses

6.052 ± 0.116

7.242 ± 0.147

−6.33

1.69e-09

Median reaction time in reaction time task

0.373 ± 0.003

0.430 ± 0.006

−7.61

4.84e-12

  1. Values are mean ± standard error of the mean. Reaction time values are shown in seconds. *Uncorrected p-values.
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