Retraction Note: BMC Public Health 16, 819 (2016)

https://doi.org/10.1186/s12889-016-3494-y

The Editor has retracted this article [1] because it contains sections that substantially overlap with the following articles [2,3,4,5]. Author J. Mwai agrees to this retraction. Authors S. Njenga and M. Barasa have not responded to any correspondence from the editor or publisher about this retraction.