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. 2016 Aug 25;16(1):448. doi: 10.1186/s12879-016-1787-5

Table 3.

AIC values for all model tested

Model AIC
P D S
- - - 197.1
- + - 150.0
- + + 141.1
+ - - 45.5
+ + - 43.4
+ + + 43.3
++ + + 46.0