The Relationship between Serum Zinc Level and Heart Failure: A Meta-Analysis

Table 4

The heterogeneity of the included studies through sensitivity analysis.

Excluded studies	SMD (95% CI)	I^2	value
Sullivan et al., 1979	(, )	72.90%	<0.001
Atlihan et al., 1990 (1)	(, )	77.40%	<0.001
Atlihan et al., 1990 (2)	(, )	76.30%	<0.001
Oster, 1993	(, )	77.20%	<0.001
Golik et al., 1993 (1)	(, )	76.70%	<0.001
Golik et al., 1993 (2)	(, )	77.30%	<0.001
Cénac et al., 1996	(, )	76.90%	<0.001
De Lorgeril et al., 2001	(, )	77.40%	<0.001
Topuzoglu et al., 2003	(, )	77.30%	<0.001
Kosar et al., 2006 (1)	(, )	77.20%	<0.001
Kosar et al., 2006 (2)	(, )	77.00%	<0.001
Kosar et al., 2006 (3)	(, )	77.40%	<0.001
Kosar et al., 2006 (4)	(, )	77.10%	<0.001
Kosar et al., 2006 (5)	(, -0.486)	77.30%	<0.001
Kosar et al., 2006 (6)	(, )	77.30%	<0.001
Salehifar et al., 2008 (1)	(, )	77.10%	<0.001
Salehifar et al., 2008 (2)	(, )	76.50%	<0.001
Salehifar et al., 2008 (3)	(, )	77.30%	<0.001
Salehifar et al., 2008 (4)	(, )	77.40%	<0.001
Salehifar et al., 2008 (5)	(, )	77.20%	<0.001
Shokrzadeh et al., 2009 (1)	(, )	76.30%	<0.001
Salehifar et al., 2009 (2)	(, )	73.90%	<0.001
Salehifar et al., 2009 (3)	(, )	77.20%	<0.001
Ghaemian et al., 2011 (1)	(, )	73.30%	<0.001
Ghaemian et al., 2011 (2)	(, )	67.60%	<0.001
Alexanian et al., 2014 (1)	(, )	77.40%	<0.001
Alexanian et al., 2014 (2)	(, )	76.80%	<0.001