Practices: Respondents that use strain typing for TB control
. The proportion respondents that reported using strain typing for TB control. Dark bars represent responses to the initial survey and light bars represent responses to the follow-up survey. P-values from chi2 tests for significance comparing initial and follow-up proportions are shown. aHow often do you use strain typing data in your case management of outbreak investigation? Never / For few cases / For about half of cases / For many cases / For every case. ‘For few cases’, ‘for about half of cases’, ‘for many cases’ and ‘for every case’ were grouped to show the proportion of respondents that use strain typing.