Patients in the study group will rest for 5 minutes before and after the urodynamics procedure. All patients will be asked to fill in the 'Spielberger State Anxiety Scale' before and after the urodynamic procedure. Before and after the procedure, blood pressure, heart rate, respiratory rate, peripheral oxygen saturation will be measured. Blood will be drawn for serum cortisol level. In addition to the routine treatment and care practices of the unit, aromatherapy will be applied to the patients included in the study group. Aromatherapy application will be applied to all patients by the same researcher. Aromatherapy application will be started 5 minutes before the urodynamic procedure after the patient is taken to the urodynamic room, and lavender essential oil (3 drops in 300 cc water for 5 cubic meters of room) will be used with a diffuser until the end of the procedure.

Routine treatment and care interventions will be applied to the patients included in the control group during the procedure. Patients in the control group will rest for 5 minutes before and after the urodynamics procedure. All patients will be asked to fill in the 'Spielberger State Anxiety Scale' before and after the urodynamic procedure. Before and after the procedure, blood pressure, heart rate, respiratory rate, peripheral oxygen saturation will be measured. Blood will be drawn for serum cortisol level.

Patients in the study group will rest for 5 minutes before and after the urodynamics procedure. All patients will be asked to fill in the 'Spielberger State Anxiety Scale' before and after the urodynamic procedure. Before and after the procedure, blood pressure, heart rate, respiratory rate, peripheral oxygen saturation will be measured. Blood will be drawn for serum cortisol level. In addition to the routine treatment and care practices of the unit, aromatherapy will be applied to the patients included in the study group. Aromatherapy application will be applied to all patients by the same researcher. Aromatherapy application will be started 5 minutes before the urodynamic procedure after the patient is taken to the urodynamic room, and lavender essential oil (3 drops in 300 cc water for 5 cubic meters of room) will be used with a diffuser until the end of the procedure.

Scores ranging from 20 to 80 points are obtained in the scale. In the total score obtained from the scale in scoring the scale, 0-19 points indicate the absence of anxiety, 20-39 points indicate mild anxiety, 40-59 points indicate moderate anxiety, and 60-79 points indicate severe anxiety level. Higher state anxiety scores indicate that anxiety level is also high

Before and after the procedure systolic and diastolic blood pressure will be measured.