Question

2 fill in the blank 0.5 points in this type of epidemiological studies, patients with disease are matched with individual with similar characteristics, but do not have the disease. in another type, patients past behavior and record are studied. however, in this type, the events is studied on patients. since the latter study involves future outcomes, it is also

Explanation:

1. In case - control studies (analytical), patients with a disease are matched with those without the disease but with similar characteristics.
2. In retrospective studies, past behavior and records of patients are studied.
3. In experimental studies, interventions are studied on patients. And when a study involves future outcomes, it is prospective.

Answer:

1. Analytical
2. Retrospective
3. Experimental, Prospective