A Comparison between the 30 Facet Scales in Costa and McCrae's NEO Personality Inventory (NEO-PI-R) and the corresponding Preliminary IPIP Scales Measuring Similar Constructs

 

SCALE NAMES

Number of Items

Mean Item
Intercorrelation

Coefficient Alpha

Correlation

IPIP

NEO

IPIP

NEO

IPIP

NEO

IPIP

NEO

IPIP vs. NEO

 

 

  +   -       

+   -    

 

 

 

 

 

Neuroticism

 

 

 

 

 

 

 

 

Anxiety

Anxiety (N1)

5+5=10

4+4=8

 .32

 .37

 .83

 .83

.75 [.90]

Anger

Angry Hostility (N2)

5+5=10

5+3=8

 .42

 .34

 .88

 .80

.76 [.91]

Depression

Depression (N3)

7+3=10

6+2=8

 .43

 .41

 .88

 .85

.80 [.92]

Self-Consciousness

Self-Consciousness (N4)

6+4=10

5+3=8

 .28

 .26

 .80

 .74

.72 [.94]

Immoderation

Impulsiveness (N5)

5+5=10

4+4=8

 .25

 .24

 .77

 .72

.73 [.98]

Vulnerability

Vulnerability (N6)

5+5=10

3+5=8

 .32

 .35

 .82

 .79

.77 [.96]

 

 

 

 

 

 

 

Extraversion

 

 

 

 

 

 

Friendliness

Warmth (E1)

5+5=10

6+2=8

 .41

 .33

 .87

 .80

.76 [.91]

Gregariousness

Gregariousness (E2)

5+5=10

4+4=8

 .28

 .34

 .79

 .80

.78 [.98]

Assertiveness

Assertiveness (E3)

5+5=10

4+4=8

 .34

 .33

 .84

 .80

.81 [.99]

Activity Level

Activity (E4)

5+5=10

5+3=8

 .19

 .25

 .71

 .72

.70 [.98]

Excitement-Seeking

Excitement-Seeking (E5)

8+2=10

6+2=8

 .28

 .19

 .78

 .64

.67 [.95]

Cheerfulness

Positive Emotions (E6)

8+2=10

4+4=8

 .30

 .36

 .81

 .81

.77 [.95]

 

 

 

 

 

 

 

Openness To Experience

 

 

 

 

 

 

Imagination

Fantasy (O1)

6+4=10

3+5=8

 .32

 .35

 .83

 .82

.74 [.90]

Artistic Interests

Aesthetics (O2)

5+5=10

5+3=8

 .36

 .40

 .84

 .84

.80 [.95]

Emotionality

Feelings (O3)

5+5=10

5+3=8

 .29

 .28

 .81

 .75

.70 [.90]

Adventurousness

Actions (O4)

4+6=10

3+5=8

 .24

 .18

 .77

 .64

.71 [.99]

Intellect

Ideas (O5)

5+5=10

5+3=8

 .38

 .38

 .86

 .82

.80 [.95]

Liberalism

Values (O6)

3+7=10

3+5=8

 .38

 .30

 .86

 .78

.70 [.86]

 

 

 

 

 

 

 

Agreeableness

 

 

 

 

 

 

Trust

Trust (A1)

6+4=10

5+3=8

 .32

 .42

 .82

 .84

.79 [.95]

Morality

Straightforwardness (A2)

2+8=10

3+5=8

 .25

 .26

 .75

 .74

.64 [.86]

Altruism

Altruism (A3)

5+5=10

5+3=8

 .25

 .26

 .77

 .72

.67 [.90]

Cooperation

Compliance (A4)

3+7=10

3+5=8

 .22

 .26

 .73

 .73

.71 [.97]

Modesty

Modesty (A5)

4+6=10

4+4=8

 .25

 .27

 .77

 .75

.72 [.95]

Sympathy

Tender-Mindedness (A6)

4+6=10

6+2=8

 .23

 .17

 .75

 .61

.61 [.90]

 

 

 

 

 

 

 

Conscientiousness

 

 

 

 

 

 

Self-Efficacy

Competence (C1)

6+4=10

5+3=8

 .27

 .25

 .78

 .70

.66 [.89]

Orderliness

Order (C2)

5+5=10

3+5=8

 .33

 .28

 .82

 .74

.77 [.99]

Dutifulness

Dutifulness (C3)

5+5=10

6+2=8

 .20

 .23

 .71

 .67

.60 [.87]

Achievement-Striving

Achievement Striving (C4)

7+3=10

5+3=8

 .27

 .21

 .78

 .67

.70 [.97]

Self-Discipline

Self-Discipline (C5)

5+5=10

4+4=8

 .36

 .34

 .85

 .8

.76 [.92]

Cautiousness

Deliberation (C6)

3+7=10

5+3=8

 .24

 .23

 .76

 .70

.69 [.95]

 

 

 

 

 

 

 

Mean

5+5=10

4+4=8

 .30

 .29

 .80

 .75

.73 [.94]

 

Note. [Values in brackets are correlations corrected for unreliability.]

Note. The numbers under the "+  -" heading indicate the number of positively and negatively items in the scale. So, for example, "5+3=8" indicates that there are 5 positively keyed items and 3 negatively keyed items, for 8 total items.

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