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An IERI – International Educational Research Institute Journal

Table 13 Comparison of the unidimensional and the two-factor Grit models

From: Personality, cognitive skills and life outcomes: evidence from the Polish follow-up study to PIAAC

 

1—LF participation

2—Employability

3—Wages

4—Job satisfaction

(1)

(2)

(1)

(2)

(1)

(2)

(1)

(2)

Grit

0.042*

 

0.005

 

− 0.039

 

0.132***

 

Perseverance of effort

 

0.017

 

0.059

 

− 0.013

 

0.169***

Consistency of interest

 

0.033

 

− 0.065

 

− 0.034

 

− 0.035

Observations

4454

4454

3356

3356

2059

2059

2507

2507

R 2

0.289

0.289

0.033

0.036

0.381

0.381

0.037

0.041

 

5—Health

6—Trust

7—Life satisfaction

8—Education

(1)

(2)

(1)

(2)

(1)

(2)

(1)

(2)

Grit

0.124***

 

− 0.087***

 

0.234***

 

0.082***

 

Perseverance of effort

 

0.096***

 

− 0.091***

 

0.191***

 

0.027

Consistency of interest

 

0.041

 

− 0.000

 

0.066*

 

0.071**

Observations

4454

4454

4454

4454

4454

4454

4355

4355

R 2

0.326

0.326

0.051

0.052

0.124

0.124

0.392

0.393

  1. p < 0.05, ** p < 0.01, *** p < 0.001. (1)—The unidimensional model of Grit. (2)—two-factor model of Grit. Control variables: age, age squared, gender, years of education (outcomes 1–7), 1-digit ISCO (outcomes 3, 4), employment status (outcomes 5–7), parents education (outcome 8). Dependent variables, numeracy and non-cognitive skills are standardised