Table 6.

Sobel test results.

Mediating effect test	Mediating effect
PC → SM → COM	The Sobel test is not significant (P = 8.568)
PC → SM → INT	The Sobel test is not significant (P = 8.067)
PC → SM → SAT	The Sobel test is not significant (P = 6.999)
PC → SM → SC	The Sobel test is not significant (P = 8.078)
PC → SI → COM	The Sobel test is not significant (P = 6.131)
PC → SI → INT	The Sobel test is not significant (P = 5.602)
PC → SI → SAT	The Sobel test is not significant (P = 5.841)
PC → SI → SC	The Sobel test is not significant (P = 6.652)