Table 8.

Comparison of path coefficients by smoking status.

Path	Group	Unstandardized coefficient (β)	SE	CR	p	Standardized coefficient (β)
DII → CRP	Smoking	0.22	0.191	1.149	0.25	0.177
	Non-smoking	0.187	0.049	3.792	<0.001	0.197
CRP → fatigue	Smoking	0.237	0.06	3.968	<0.001	0.481
	Non-smoking	0.224	0.023	9.735	<0.001	0.429
DII → fatigue	Smoking	0.217	0.074	2.927	0.003	0.355
	Non-smoking	0.153	0.022	6.991	<0.001

Standardized coefficients (β) were derived from the standardized regression weights in the output.