Table 2.

Estimated parameter values for the best-fitting model (95% CIs in parentheses estimated by bootstrapping 10 000 replicates, see the electronic supplementary material). See table 1 for parameter descriptions.

model	β′jj	β′aa	γ	φa	R0
MF, frequency-dependent	0.340 (0.164–0.705)	0.030 (0.006–0.151)	0.039 (0.029–0.111)	0.247 (0.156–0.392)	2.67 (1.54–5.12)

^aDispersion parameter, φ, indicating that data are overdispersed. See table 1 for epidemiological parameter descriptions.