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Table 5 The fitting results of the 11 equations to the values of Reff estimated by Model 2 from 2005 to 2017 in Hubei Province, China

From: Epidemiological characteristics and transmissibility of shigellosis in Hubei Province, China, 2005 – 2017

EquationModel summaryParameter estimates
R2PConstantb1b2b3
Linear0.1380.2111.224−0.009
Logarithmic0.0920.3151.226−0.038
Inverse0.0140.7031.1490.044
Quadratic0.1380.4751.227− 0.0100.000
Cubic0.1510.6711.1830.021−0.0050.000
Compound0.1310.2241.2180.993
Power0.0830.3391.219−0.030
S0.0110.7380.1370.032
Growth0.1310.2240.197−0.007
Exponential0.1310.2241.218−0.007
Logistic0.1310.2240.8211.008