[Proposal for a summary index of the non-pharmacological preventive measures adopted against SARS-CoV-2 in companies, the case of Parc de Salut Mar (Barcelona).].

Introduction: Construct a numerical index of non-pharmacological preventive measures against Sars-CoV-2 based on the experience of Parc de Salut Mar (PSMar), a healthcare institution in Barcelona.

Method: The construction of the index was carried out in three phases. The identification and selection of the variables to be included based on semi-structured interviews with key informants and documental revision.