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. Author manuscript; available in PMC: 2020 May 3.
Published in final edited form as: Tuberculosis (Edinb). 2019 May 3;116 Suppl:S89–S97. doi: 10.1016/j.tube.2019.04.015

Figure 2. Meta-analysis of TB prevalence by DM status based on autopsy studies (1859-1934).

Figure 2.

The proportion of TB in the general population or in DM patients only was evaluated for studies published between 1859 and 1934. All studies conducted autopsies to diagnose TB. Studies are listed in chronological order to show the parallel reduction in TB prevalence in the general population or in DM patients at the turn of the 20th century. TB refers to autopsy findings suggestive of active or inactive TB; ES, Estimation of proportion; Data on TB proportion and population sizes was obtained from the literature reviews from Root (1932) and the autopsy study done by Root (1932).