Table 6. Correlation analysis.

I-type curiosity D-type curiosity Grinding in-autonomy Grinding in-competence Grinding in-relatedness Grinding in-positive affect
I-type curiosity 1
D-type curiosity .274** 1
Grinding in-autonomy .468** .368** 1
Grinding in-competence .387** .414** .213** 1
Grinding in-relatedness .221** .287** .314** .225** 1
Grinding in-positive affect .472** .379** .388** .213** .316** 1
p<0.05,
p<0.01.