Monitoring of Active Human Herpes Virus 6 Infection in Iranian Patients with Different Subtypes of Multiple Sclerosis

Table 4

Correlation of HHV-6-DNA detection in separate specimens (HHV-6⁺) with HHV-6 seroprevalence (IgG and IgM) in healthy controls.

Correlation between variables among controls
	IgG	IgM	Serum	PBMCs	Saliva
IgG
Pearson correlation	1	0.665	0.791**	0.395*	−1.000*
Sig. (2-tailed)		0.072	0.000	0.012	0.010
IgM
Pearson correlation	0.665	1	0.692	−0.012	−0.188
Sig. (2-tailed)	0.072		0.057	0.977	0.880
Serum
Pearson correlation	0.791**	0.692	1	−0.093	0.560
Sig. (2-tailed)	0.000	0.057		0.723	0.622
PBMCs
Pearson correlation	0.395*	−0.012	−0.093	1	0.474
Sig. (2-tailed)	0.012	0.977	0.723		0.686
Saliva
Pearson correlation	−1.000*	−0.188	0.560	0.474	1
Sig. (2-tailed)	0.010	0.880	0.622	0.686

**Correlation is significant at the 0.01 level (2-tailed).
*Correlation is significant at the 0.05 level (2-tailed).