Skip to main content

Table 2 AIC statistics for models of tick treatment effects on tick drag sample abundances 1

From: The effectiveness of permethrin-treated deer stations for control of the Lyme disease vector Ixodes scapularis on Cape Cod and the islands: a five-year experiment

Model (fixed effects)

Log likelihood

K 2

ΔAICc

AICc weight

Stage + Trt × Year

-7757.3

8

0.0

0.40

Stage + Year

-7759.3

6

0.1

0.39

Stage + Trt + Year

-7758.9

7

1.3

0.21

Stage + Trt × Day

-7761.8

8

9.0

0.00

Stage + Day

-7764.1

6

9.7

0.00

Stage + Trt + Day

-7763.7

7

10.9

0.00

Stage

-7772.3

5

24.1

0.00

Stage + Trt

-7772.0

6

25.5

0.00

  1. 1Data are from the 2007, 2009 and 2011 cohort of blacklegged ticks in a 4-poster study in southeastern Massachusetts. See Section 2.2 of Burnham and Anderson [20] for an explanation of AIC statistics.
  2. 2k is number of parameters in the model.