Fig. 4

Mixing matrices with 1000 bootstrapped samples. a The unadjusted physical contact matrix. b The physical contact matrix from Kiti et al. [21] adjusted for the age distribution of the informal settlement setting. c The mixing matrix produced when Kiti et al. data are used to impute child contacts. d The unadjusted contact matrix. e The contact matrix of Prem et al. [20] adjusted for the age distribution of the informal settlement setting. f The mixing matrix produced when Prem et al. data are used to impute child contacts