Intake of ultra-processed foods and asthenozoospermia odds: A hospital-based case-control study.

ABSTRACT:

Background

The intake of ultra-processed foods (UPFs) has increased rapidly in recent years. Evidence has suggested that UPFs has adverse effects on several health outcomes. This study aimed to first evaluate the association between the intake of UPFs and asthenozoospermia odds.

Methods

A hospital-based case-control study including 549 cases and 581 controls was performed in the infertility clinics of Shengjing Hospital of China Medical University from June 2020 to December 2020. Dietary intake was assessed using a validated food frequency questionnaire. Food items were categorized by the NOVA classification system based on the degree of processing. Semen parameters were analyzed according to the World Health Organization guidelines.

Results

The highest tertile of UPF

SUBMITTER: Lv JL 

PROVIDER: S-EPMC9630735 | biostudies-literature | 2022

REPOSITORIES: biostudies-literature