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Table 2 Maximal likelihood estimation (MLE) and minimum infection rate (MIR) of insect-specific flaviviruses during mosquito activity season of Shanghai in 2016

From: Co-circulation of Aedes flavivirus, Culex flavivirus, and Quang Binh virus in Shanghai, China

Detected virus Survey areas No. individuals No. PP No. pools Positive pool rate (%) MLE (95% CI) MIR (95% CI)
Ae. albopictus mosquito pools
 AeFV Songjiang District 304 9 40 22.50 33.93 (16.81–62.14) 29.61 (10.55–48.66)
 AeFV Huangpu District 414 1 58 1.72 2.42 (0.14–11.70) 2.42 (0.00–7.14)
 AeFV Qingpu District 119 1 14 7.14 8.42 (0.49–40.88) 8.40 (0.00–24.80)
Cx. pipiens mosquito pools
 CxFV Pudong New Area 232 6 29 20.69 23.05 (8.72–50.60) 21.55 (2.87–40.24)
 CxFV Chongming District 165 1 30 3.33 6.01 (0.35–28.74) 6.06 (0.00–17.90)
 CxFV Huangpu District 109 2 36 5.56 19.39 (3.43–63.88) 18.35 (0.00–43.54)
Cx. tritaeniorhynchus mosquito pools
 QBV Chongming District 2955 10 131 7.63 3.51 (1.81–6.23) 3.38 (1.29–5.48)
  1. AEFV Aedes flavivirus, CxFV Culex flavivirus, QBV Quang Binh virus, PP Positive pool, CI Confidence interval