OBJECTIVE: In this study, the effect of brochure-based and video-assisted information given before spirometry on patient compliance will be evaluated.

PATIENTS AND METHODS: This is a randomized controlled clinical trial. Before the test, subjects in the intervention groups will be shown a brochure explaining the steps of the spirometry protocol and a video prepared for the same purpose. Standard routine information will be given to the control group by the technician before spirometry.

RESULTS: 450 patients will be included in the study. It will be investigated whether there is a difference in terms of test compliance between compliance status and age, gender, smoking status, presence of lung disease, spirometry indication, having spirometry for the first time and those receiving brochure, video and brochure-video information. Multivariate analyzes will be performed among the parameters found to be significant.

Inclusion Criteria:

• Patients sent to the spirometry laboratory for forced vital capacity maneuver

Exclusion Criteria:

• illiterate and had communicational, hearing and visual impairment were excluded