10-item Personality Inventory

Extraversion

Agreeableness

Conscientiousness

Emotional instability

Openness to experience

Males (n = 87)

Wakayama Smartphone-Dependence Scale

Subscale 1

−0.06

−0.26*

0.07

0.01

−0.06

Subscale 2

0.05

−0.41**

−0.10

0.24*

−0.06

Subscale 3

0.18

−0.39**

0.09

0.003

0.05

Female (n = 53)

Wakayama Smartphone-Dependence Scale

Subscale 1

−0.11

−0.16

0.10

0.18

0.10

Subscale 2

0.17

0.21

−0.14

0.02

0.15

Subscale 3

0.37**

−0.02

−0.07

0.21

0.21