Correction: BMC Public Health 22, 1291 (2022)

https://doi.org/10.1186/s12889-022-13,636-5

Figure 1 in the original publication of this article [1] was distorted. The updated figure is shown in this correction article, the original article has been updated.

Fig. 1
figure 1

The TDHS data grouping structures two scenarios; (1) Individuals nested within the PSUs or individuals nested within regions (two levels), (2) Individuals are nested within PSUs that are nested in regions (three levels)