Table 3 The mediating effect of number sense and basic calculation between nonverbal intelligence and mathematical performance

From: Number sense: the mediating effect between nonverbal intelligence and children’s mathematical performance

Effect	Path	Effect value	Boot SE	Boot LLCI	Boot ULCI	Relative effect
Total effect		0.409	0.040	0.338	0.496
Indirect effect	NI→NS→MP	0.129	0.064	0.071	0.293	31.54%
Indirect effect	NI→BA→MP	0.150	0.062	0.030	0.252	36.67%
Indirect effect	NI→NS→BA→MP	0.129	0.026	0.077	0.178	31.54%

Note: NI nonverbal intelligence, NS number sense, BA basic arithmetic ability, MP mathematical performance

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