Table 1 Factor loadings, item-level CFA, alpha coefficients, mean item-total correlations, and mean inter-item correlations of the PID-5-SF scales

Negative affectivity

.89

.89

.39

.39

.59

.59

Anxiousness*

.68

.71

.11

.18

.14

.18

.03

−.07

.04

−.05

.99

1.00

.84

.82

.57

.53

.67

.65

Emotional lability*

.68

.55

−.08

.12

.18

.16

−.05

−.21

.16

.31

.95

.96

.81

.82

.53

.53

.64

.65

Hostility

.51

.49

.04

.03

.10

.00

.21

.05

.08

.19

.99

.98

.80

.79

.49

.46

.65

.64

Perseveration

.27

.23

.20

.31

.25

.16

−.04

.16

.36

.33

.99

.99

.77

.76

.47

.46

.59

.59

Restricted affectivity

−.32

−.33

.62

.45

.15

.21

.22

.31

.10

−.02

.98

1.00

.80

.77

.50

.45

.61

.58

Seperation insecurity*

.55

.61

.00

.27

.01

−.16

.01

.09

.11

.09

.99

1.00

.81

.80

.51

.49

.63

.62

Submissiveness

.32

.32

.23

.18

−.12

.18

.10

−.13

.22

.20

1.00

1.00

.81

.79

.51

.48

.62

.60

Detachment

.87

.88

.37

.38

.57

.51

Anhedonia*

.33

.17

.62

.71

.03

.03

−.04

.22

.22

.10

1.00

1.00

.76

.77

.46

.49

.58

.60

Depressivity

.29

.07

.60

.81

.09

.08

−.10

−.02

.17

.05

1.00

.95

.90

.87

.70

.64

.78

.75

Intimacy avoidance*

−.11

−.16

.39

.40

.29

.46

.10

.04

.04

−.15

1.00

1.00

.86

.86

.60

.60

.73

.71

Suspiciousness

.26

.47

.29

.14

.32

.30

.25

.15

.04

.02

1.00

1.00

.68

.69

.36

.38

.47

.49

Withdrawal*

.07

.01

.67

.37

.14

.46

.14

.23

−.03

−.25

1.00

1.00

.83

.84

.56

.57

.67

.69

Psychoticism

.86

.86

.33

.33

.54

.54

Eccentricity*

−.02

.03

.23

.04

.51

.76

.02

.16

.25

.08

1.00

1.00

.88

.84

.65

.58

.74

.68

Perceptual dysregulation*

.07

.05

−.06

−.04

.70

.54

.03

.06

.03

.18

.99

.96

.60

.66

.29

.32

.40

.45

Unusual beliefs and exp.*

.00

.12

−.15

−.18

.78

.60

−.03

−.16

.03

.11

.99

1.00

.72

.78

.40

.47

.52

.61

Antagonism

.85

.85

.32

.32

.52

.53

Attention seeking

.07

.22

−.41

−.33

.00

−.07

.40

.16

.23

.45

.99

1.00

.88

.88

.66

.66

.84

.76

Callousness

−.14

−.11

.31

.11

.15

−.03

.58

.84

−.07

−.11

1.00

1.00

.83

.80

.59

.51

.68

.63

Deceitfulness*

.07

.28

.05

−.09

.03

.09

.66

.48

.22

.30

1.00

1.00

.69

.71

.36

.39

.48

.48

Grandiosity*

.00

.00

.01

−.12

.16

.15

.63

.64

−.11

.10

1.00

.99

.76

.75

.44

.43

.56

.56

Manipulativeness*

.06

.27

−.13

−.17

.01

.04

.70

.40

.14

.37

.99

1.00

.77

.76

.45

.45

.57

.57

Disinhibition

.86

.87

.33

.35

.54

.56

Distractibility*

.19

.10

.18

.39

.11

−.01

−.12

.12

.56

.53

1.00

1.00

.88

.90

.64

.69

.74

.77

Impulsivity*

−.05

−.13

−.12

.10

.06

.08

.03

−.01

.76

.77

1.00

1.00

.79

.74

.49

.42

.61

.54

Irresponsibility*

.01

.08

.08

.28

.09

.13

.26

.12

.48

.47

1.00

1.00

.61

.59

.28

.27

.39

.38

Rigid perfectionism

.32

.67

.20

−.16

.20

.23

.14

.13

−.02

.00

1.00

1.00

.83

.74

.55

.41

.67

.55

Risk taking

−.31

−.09

−.05

−.14

.17

.28

.20

.18

.45

.60

1.00

.99

.80

.81

.50

.52

.62

.63

Factor congruence with the Norwegian original form

.98

.88

.97

.86

.92

.87

.98

.80

.94

.88

Factor congruence with Krueger et al.’s [30] original form

.95

.87

.93

.79

.95

.90

.93

.77

.76

.66

Factor congruence with Maples et al.’s [33] shortened form

.89

.85

.86

.75

.89

.80

.90

.79

.89

.87