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Table 1 Prevalence and minimum infections rate of TBEV in Ixodes ricinus in the Odenwald Hill risk region

From: Tick-borne encephalitis virus (TBEV) prevalence in field-collected ticks (Ixodes ricinus) and phylogenetic, structural and virulence analysis in a TBE high-risk endemic area in southwestern Germany

District Tick stage No. of ticks Positive pools MIR 95% CI
Odenwaldkreis (OK) I.r. N 3052 1 0.3 0.298–0.302
I.r. Af 285 0 0 na
I.r. Am 370 0 0 na
I.r. Ac 18 0 0 na
D.r. A 0 0 0 na
Total 3725 1 0.3 0.299–0.301
Neckar-Odenwald-Kreis (NOK) I.r. N 4650 0 0 na
I.r. Af 401 0 0 na
I.r. Am 467 0 0 na
I.r. Ac 6 0 0 na
D.r. A 0 0 0 na
Total 5524 0 0 na
Rhein-Neckarkreis (RNK) I.r. N 5965 3 0.5 0.498–0.502
I.r. Af 459 1 2.2 2.162–2.237
I.r. Am 518 0 0 na
I.r. Ac 20 0 0 na
D.r. A 0 0 0 na
Total 6962 4 0.6 0.599–0.601
Kreis Bergstraße (KB) I.r. N 1054 0 0 na
I.r. Af 254 0 0 na
I.r. Am 290 1 3.5 3.394–3.606
I.r. Ac 0 0 0 na
D.r. A 84 1 11.9 11.622–12.178
Total 1682 2 1.2 1.19–1.21
Total OWH I.r. N 14721 4 0.3 0.2996–0.3004
I.r. Af 1399 1 0.7 0.698–0.702
I.r. Am 1645 1 0.6 0.598–0.602
I. r.Ac 44 0 0 na
D.r. A 84 1 11.9 11.622–12.178
Total 17,893 7 0.4 0.3998–0.4002
  1. Abbreviations: MIR, minimum infection rate depicted in %; 95% CI, 95% confidence interval; I.r., Ixodes ricinus; N, nymphs; Af, adult females; Am, adult males; Ac, coupling male and female; D.r., adult Dermacentor reticularis; OWH, Odenwald hill region; na, not available