Catastrophic spending incidence and DTP3 immunization coverage among 1-year-olds, 87 countries (various years).

<p>Catastrophic spending is defined as out-of-pocket payments for health reaching at least 40% of a household's nonsubsistence income <a href="http://www.plosmedicine.org/article/info:doi/10.1371/journal.pmed.1001087#pmed.1001087-Xu1" target="_blank">[6]</a>,<a href="http://www.plosmedicine.org/article/info:doi/10.1371/journal.pmed.1001087#pmed.1001087-WHO1" target="_blank">[26]</a>.