Table 3.

Human herpes virus-6 viraemia in the studied population (n=251).

Category	Positive/total n	Prevalence (95% CI)	P-valuea
Gender
Male	53/224	23.7 (18.1–29.2)	0.997
Female	0/4	0
Nationality
Qatari	3/39	7.7 (0.6–16.1)
Non-Qatari	50/186	26.9 (20.5–33.3)	0.037
Age group (years)
15–24	3/9	33.3 (25.3–41.1)
25–34	22/83	26.5 (17.0–36.0)	0.845
35–44	14/59	23.7 (12.9–34.6)
45-54	10/25	40 (20.8–59.2)
> 51	1/10	10 (2.8–18.5)

CI, confidence interval.

^aPearson's Chi-squared test.