Table 1 Probit analysis results of deltamethrin and permethrin

Number exposed

882

846

LD₅₀ % (95 % CI^a)

0.002 (0.002–0.003)

0.007 (0.001–0.015)

LD₉₀ % (95 % CI^a)

0.027 (0.019–0.044)

0.238 (0.152–0.480)

LD₉₉ % (95 % CI^a)

0.184 (0.094–0.537)

0.450 (0.312–1.702)

Diagnostic dose

0.368

0.9

χ ²

6.614

1.943

P-value

0.079

0.064