Table 2 Unconditional Pearson correlations between key variables and Academic Achievement

From: Gender Inequality is negatively associated with academic achievement for both boys and girls

Variables

PISA2012

PISA2015

PISA2018

Gini (N = 51)

GII (N = 58)

Gini (N = 52)

GII (N = 63)

Gini (N = 59)

GII (N = 72)

Math

Overall

−0.63

−0.82

−0.53

−0.81

−0.66

−0.84

Boys

−0.61

−0.82

−0.56

−0.86

−0.63

−0.83

Girls

−0.65

−0.79

−0.61

−0.85

−0.68

−0.85

Reading

Overall

−0.55

−0.79

−0.43

−0.83

−0.52

−0.79

Boys

−0.53

−0.77

−0.35

−0.75

−0.47

−0.76

Girls

−0.58

−0.79

−0.46

−0.78

−0.57

−0.82

Science

Overall

−0.62

−0.79

−0.60

−0.85

−0.58

−0.80

Boys

−0.61

−0.79

−0.49

−0.75

−0.54

−0.79

Girls

−0.64

−0.77

−0.56

−0.75

−0.61

−0.77

mean

Overall

−0.63

−0.81

−0.52

−0.85

−0.60

−0.80

scores

Boys

−0.61

−0.81

−0.47

−0.84

−0.56

−0.80

Girls

−0.65

−0.81

−0.55

−0.83

−0.63

−0.84

  1. Note: The p values for the correlation coefficients are all p < 0.001.