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Table 3 Relative toxicity of different plant extracts against female An. gambiae s.s. after 7 days of oral feeding

From: Toxicity of six plant extracts and two pyridone alkaloids from Ricinus communis against the malaria vector Anopheles gambiae

Plant extract χ2 Regression equation LC50(mg/mL) LCL-UCL(mg/mL) LC90(mg/mL) LCL-UCL(mg/mL)
A. afra 7.44 y = 4.14 + 1.38x 4.16 3.76 - 4.58 34.91 27.85 - 46.24
B. pilosa 66.18 y = 2.27 + 4.01x 4.79 2.11 - 6.52 9.99 7.18 - 45.66
P. hysterophorus 28.64 y = 2.48 + 3.31x 5.74 3.76 - 7.45 13.99 9.89 - 45.50
T. diversifolia 11.76 y = 4.55 + 2.39x 1.53 1.07 - 1.96 5.23 4.19 - 7.00
R. communis 36.02 y = 3.47 + 3.73x 2.56 1.41 - 3.40 5.65 4.36 - 8.66
S. didymobotrya 30.57 y = 1.70 + 3.60x 8.21 6.07 - 13.38 18.61 12.12 - 222.43
A. indica 30.04 Y = 4.69 + 2.50x 1.34 0.67 - 1.94 4.34 3.08 - 7.29
  1. LC50 and LC90 lethal concentration that kills 50% and 90% of the ingesting female An. gambiae s.s. respectively, LCL lower confidence limit, UCL upper confidence limit based on 95% Confidence interval, χ2 chi-square values.