OPIS holds vast experience in prospective as well as retrospective observational studies and has managed study populations ranging from small consumer populations to very large groups in epidemiological research. Registry studies and Real World Evidence studies with patients in usual care, have become very popular especially in cardiology, oncology and infectious disease indications. OPIS assists clients for this type of data collection, analysis and interpretation with a rigorous methodological yet innovative approach.

OPIS can also offer state-of-the art technological solutions for the collection and processing of patient reported information and outcomes.