Effects of high intake of cod or salmon on gut microbiota profile, faecal output and serum concentrations of lipids and bile acids in overweight adults: a randomised clinical trial

Table 6 Spearman’s correlations of estimated daily intakes, faecal daily outputs and serum concentrations of lipids and total bile acids, combined for baseline and end point data sets

	Estimated daily intake						Faecal daily output					Serum concentrations
	Fibre	Starch	Fat	Protein	TC	CH	Wet weight	Dry weight	TC	Fat	TBA	TC	HDL	LDL	TAG	NEFA
Estimated daily intake (N = 130)
Starch	0.375^***
Total fat	0.201^*	0.302^***
Protein	0.269^**	0.356^***	0.699^***
TC	− 0.010	− 0.061	0.479^***	0.612^***
CH	0.439^***	0.753^***	0.304^***	0.233^**	− 0.140
Faecal daily output (N = 74)
Wet weight	0.335^**	0.322^**	0.307^**	0.393^***	0.267^*	0.336^**
Dry weight	0.418^***	0.368^**	0.326^**	0.368^**	0.214	0.353^**	0.850^***
TC	0.042	0.317^**	0.014	0.078	− 0.086	0.368^**	0.739^***	0.604^***
Fat	0.431^***	0.136	0.294^*	0.358^**	0.325^**	0.150	0.713^***	0.778^***	0.368^**
TBA	− 0.034	0.176	0.070	0.087	− 0.034	0.204	− 0.175	0.001	− 0.187	− 0.224
Serum fasting concentrations (N = 130)
TC	− 0.152	− 0.231^**	− − 0.009	0.088	0.310^***	− 0.210^*	0.024	0.053	− 0.056	− 0.003	0.119
HDL	− 0.054	− 0.130	− 0.070	− 0.166	0.011	− 0.155	0.006	− 0.057	− 0.084	0.073	− 0.203	0.005
LDL	− 0.115	− 0.209^*	− 0.006	0.085	0.281^**	− 0.182^*	− 0.004	0.044	− 0.099	− 0.011	0.148	0.955^***	− 0.150
TAG	− 0.104	0.072	0.021	0.109	0.143	0.085	0.069	0.073	0.137	− 0.056	0.159	0.453^***	− 0.381^***	0.373^***
NEFA	0.017	− 0.073	− 0.238^**	− 0.181^*	− 0.202^*	− 0.103	− 0.233^*	− 0.252^*	− 0.105	− 0.262^*	0.245^*	0.043	0.018	0.006	0.092
TBA	− 0.015	0.070	− 0.004	− 0.097	− 0.109	− 0.030	− 0.071	0.058	0.065	− 0.009	0.101	− 0.121	− 0.073	− 0.156	0.042	− 0.015

Fibre non-digestible dietary fibre, TC total cholesterol, CH carbohydrates, TBA total bile acids, HDL HDL-cholesterol, LDL LDL-cholesterol, TAG triacylglycerols, NEFA Non-esterified fatty acids
^*Correlation is significant at the 0.05 level (2-tailed)
^**Correlation is significant at the 0.01 level (2-tailed)