Table 5.

Serologic status and infection status at baseline, and one year serologic status.

Baseline serologic status	Seronegative				Seropositive
n	1454				657
Baseline infection status	Infection positive		Infection negative		Infection Positive		Infection Negative
n	9		1445		88		569
One year serologic status	Sero Positive	Sero negative	Sero positive	Sero negative	Sero positive	Sero negative	Sero positive	Sero negative
n	9	0	134	1311	86	2	529	40