From: Screening strategies for adults with type 2 diabetes mellitus: a systematic review protocol
Mass | Screening of an entire apparently healthy population regardless of risk factors |
Opportunistic | Screening of individuals, who may or may not be considered at-risk for diabetes, when presenting for any reason to the health system or other opportunistic interaction (e.g. HIV testing drive) |
Targeted | Seeking out and screening individuals from a population who are considered at-risk of developing diabetes (e.g. obese, older age) |