Fig. 1

Decision tree for met and unmet health care need within selected surveys. Notes: Some of surveys started from the “health care need” (2) without asking respondents’ health need (1). A number of surveys asked about health need, then specifically asked whether or not the respondent felt she/he/they needed care for this health need (see Cambodia and The Gambia, for example). Others incorporated health need into the question about accessing care (SAGE, for example)