Table 2 The sequential mediation effect of negative emotions and learning achievement

	Beta	S.E.	t-value	LLCI	ULCI
Total Effects (a)+(b)	-0.424	(0.038)	11.277***	0.351	0.498
Direct Effect (a) (X→Y)	-0.094	(0.035)	2.718***	0.026	0.162
Indirect Effects (b)=(1)+(2)+(3)	-0.330	(0.034)		0.267	0.402
Mediation Effect (1) (X→M1b→Y)	-0.003	(0.007)		-0.017	0.010
Mediation Effect (2) (X→M2→Y)	-0.308	(0.035)		0.244	0.381
Mediation Effect (3) (X→M1b→M2→Y)	-0.025	(0.007)		0.014	0.039

Control variable: Negative emotions. LLCI: 95% Lower level of confidence interval; ULCI: 95% Upper level of confidence interval.
p<0.001;
p<0.01;
p<0.05.