Table II.

Assessment of publication bias in the impact of astaxanthin supplementation on plasma lipids and glucose concentrations

Parameter	Begg's rank correlation test				Egger's linear regression test
	Kendall's Taua	z-value	p-valueb	Intercept	95% CI	t	df	p-valueb
Total cholesterol	0.04	0.18	0.86	0.89	–0.62 to 2.39	1.36	8	0.21
LDL-C	–0.03	0.10	0.92	0.94	–0.19 to 2.08	1.96	7	0.09
HDL-C	0.00	0.00	1.00	–0.37	–1.80 to 1.06	0.60	8	0.57
Triglycerides	0.18	0.72	0.47	1.41	–1.67 to 4.48	1.06	8	0.32
Glucose	0.13	0.38	0.71	2.13	0.73 to 3.53	4.22	4	0.01

^aWith continuity correction;

^bTwo-tailed.