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. 2015 Sep 23;10(9):e0138138. doi: 10.1371/journal.pone.0138138

Table 4. Model results for Red River Delta, Wave 1 (December ‘03 –February ‘04).

GLMM BRT
Coefficient p s.e. Relative Influence (%) s.e. Rank
Intercept 108.702 0.001 33.225 n/a
Urbanicity 0.91 0.04 13
Urbanicity: rural 0
Urbanicity: peri-urban 0.009 0.986 0.518
Urbanicity: urban 0.179 0.383 0.205
Land-use diversity (Gini-Simpson index) 0.959 0.338 1.000 4.26 0.04 8
Chicken density* 0.970 0.012 0.385 8.28 0.06 2
Duck-rice area density -6.879 0.129 4.525 6.07 0.04 5
Chicken flock size diversity (Gini-Simpson Index) 2.424 0.073 1.352 10.62 0.05 1
Duck & goose flock size diversity (Gini-Simpson Index) 0.051 0.920 0.511 5.61 0.05 6
Percentage land under rice* -1.643 0.362 1.802 5.03 0.06 7
Percentage land under aquaculture* -0.974 0.799 3.832 6.30 0.04 3
Annual precipitation* -32.626 0.003 11.114 6.21 0.09 4
Compound Topographical Index* -7.193 0.355 0.119 3.36 0.04 10
Shortest distance to nearest national highway* -0.079 0.082 0.045 1.59 0.06 12
Shortest distance to nearest provincial highway* -0.027 0.472 0.038 0.49 0.09 14
Shortest distance to nearest town* 0.173 0.034 0.082 2.27 0.05 11
Shortest distance to nearest lake* -0.041 0.730 0.119 3.57 0.09 9
Autoregressive term n/a 35.43 0.04
AUC-ROC 0.802 Trg = 0.827, Eval = 0.737

* Transform of the type log10(1+x) was used

s.e. = standard error, Rank = rank of relative influence excluding the rank of the autoregressive term, AUC-ROC = Area Under the Curve of the Receiver Operating Characteristic, Trg = Training, Eval = Evaluation