Table 4

Results from negative binomial models

CoefficientSDzP>z95% CI
Period from 2001 to 2003 (Model 0103)
(LR χ2 (6)=267.6 with p<0.001; log-likelihood=−671.86; AIC=1359.7; BIC=1388.85)
BDist0.240.037.71<0.0010.180.30
VehDist2.550.693.69<0.0011.203.90
BTrack0.240.082.880.0040.080.41
ResArea1.570.344.66<0.0010.912.22
pAge0_140.060.022.890.0040.030.09
MeEmIncome−0.050.02−2.610.009−0.08−0.01
Period from 2010 to 2012(Model 1012)
(LR χ2 (6)=281.3 with p<0.001; log-likelihood=−815.9; AIC=1647.9; BIC=1677.2)
BDist0.190.036.95<0.0010.140.25
VehDist2.330.593.91<0.0011.163.49
BTrack0.290.073.94<0.0010.150.44
ResArea1.290.274.73<0.0010.751.82
pAge0_140.050.022.140.0330.0040.101
MeEmIncome−0.020.006−3.310.001−0.03−0.01