Nosocomial infections are considered as a major cause of mortality and morbidity to hospitalized patients. Whose causes are often related to therapeutic procedures, the practice of nursing, material (equipment) available to professionals and users, behavior and habits of patients during hospitalization as well as hospital hygiene measures adopted by the establishment, and their consequences are often serious with a financial, social and psychological impact (the extension of the hospitalzation stay, socio-economic repercussion on both the patient and the healthcare establishment and the deterioration of the health state of the hospitalized...). This study aims to explore the factors inducing the IN-concerning the patienst at the Hospital El Idrissi of Kenitra using a methodology based on a survey including questionnaires addressed to patients hospitalized in the various departments and units care at the hospital El Idrissi Kenitra among a sample of 250 participants. In addition, this work has highlighted a set of risk factors inducing the IN-regarding the patient at the Hospital El Idrissi Kenitra namely: a) cultural and socioeconomic factors, b) factors related to the behavior and habits of patients c) institutional factors. The main results of this study revealed that 54% of surveyed patients not attending school; 61% of patients are from rural rather than from; 54% of participants claim that they use self-medication of antibiotics; given that 70% of patients admitted to use personal objects and materials of another patient; while 66% of patients do not wash their hands with soap after each passage to the bathroom; although 91% of respondents consume cooked meal outside of the hospital; however 62% of patients have attested that caregivers do not wash their hands between patients; Indeed, 66% admited that caregivers did not change gloves between patients. These results were supported by the absence in training and information for patients about the IN and their severity; consequently 77% of participants do not know what are called infections acquired in hospital; At the time that 94% feel badly informed about the wide extent of IN; 45% of participants believe that patients can only be achieved by the IN.