Extended data

Extended Data for the study: "Predictive value of miR-122-5p, miR-449a, miR-30b-5p, miR-34c-5p, miR-34b-5p in sperm recovery from testicular tissue of azoospermic infertile men" This dataset contains supplementary materials used in the study: File 1: Patient_Checklist.pdf Standardized data collection form for recording demographic and clinical characteristics including age, BMI, infertility duration, medical history, and substance use. File 2: Semen_Analysis_Form.pdf Standardized recording form for macroscopic and microscopic semen parameters including volume, concentration, motility, morphology, and viability. File 3: Informed_Consent_Form.pdf Template informed consent form for research participation (anonymized for publication). These forms were used during data collection at Yazd Reproductive Sciences Research Institute, Yazd, Iran.