Rift Valley fever vector diversity and impact of meteorological and environmental factors on Culex pipiens dynamics in the Okavango Delta, Botswana

Table 1 Seroprevalence of IgG antibodies detected in the five different crush pens^b located on the Western boundary of the Okavango Delta

	Number of positives^a/Total number tested	Observed crush pen prevalence (%)
Gumare	6/50	12
Kandalangondi	11/50	22
Etsha 1	37/50	74
Etsha 6	15/50	30
Total	69/200	34.5 ± 27.3

Sampling, method and analysis are presented in Additional file 1
^aDilution higher than 1/10
^bCrush pens or diptanks are crushing devices where livestock herds from different owners sharing the same grazing lands in southern Africa congregate regularly (approximately once a month) to receive vaccination and be monitored against notifiable animal diseases such as foot-and-mouth disease

ISSN: 1756-3305