NIPH Clinical Trials Search

JRCT ID: jRCT1040230049

Registered date:24/06/2023

SDF Inspection Method Evaluation Study

Basic Information

Recruitment status Recruiting
Health condition(s) or Problem(s) studiedMale infertility patients
Date of first enrollment24/06/2023
Target sample size60
Countries of recruitment
Study typeObservational


Primary OutcomeThe SDF rate will be measured for each sample using the SCSA and TUNEL methods to compare and evaluate the effect of each sample concentration.
Secondary OutcomeComparison with SDF rate of sperm after DGC SDF rate (SCSA and TUNEL methods) Comparison with detailed items obtained from semen/sperm tests pH, LIN (linearity), STR (linearity), WOB (curvature), VAP (average velocity), VSL (curvature velocity), VCL (straight velocity), ALH (head amplitude value), BCF (number of head amplitudes), Head Length (length of sperm head), Head Width (width of sperm head), Head Perimeter (perimeter of sperm head), Head Area (area of sperm head), Tail Length (length of sperm tail) Comparison of lifestyle factors Age, height, weight, medical history, duration of abstinence, average hours of sleep, smoking habit, amount of smoking, drinking habit, amount of drinking, exercise habit, type of exercise, duration of exercise, health supplement consumption, type of health supplement consumed

Key inclusion & exclusion criteria

Age minimum>= 18age old
Age maximumNot applicable
Include criteria1) Male patients over 18 years old 2) Patients whose background can be confirmed in the medical records 3) Patients with a total sperm count of 3.333 x 10^7 or higher in the original semen 4) Patients who have given written consent to participate in the study
Exclude criteriaPatients deemed inappropriate for inclusion in the study by the principal investigator or principal investigator

Related Information


Public contact
Name Hiroki Takeuchi
Address 2-174 Edobashi, Tsu city, Mie 514-8507 Mie Japan 514-8507
Telephone +81-592321111
Affiliation Mie University
Scientific contact
Name Tadashi Maezawa
Address 2-174 Edobashi, Tsu city, Mie 514-8507 Mie Japan 514-8507
Telephone +81-592321111
Affiliation MIe university Hospital