Study type: Medical/biological study (observational study)

Does exposure to computers affect the routine parameters of semen quality? med./bio.

By: Sun YL, Zhou WJ, Wu JQ, Gao ES
Published in: Asian J Androl 2005; 7 (3): 263-266
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Aim of study (acc. to author)

To assess whether exposure to computers harms the semen quality of healthy young men.

Background/further details

A total of 178 men were recruited from two maternity and children healthcare centers in Shanghai, 91 with a history of exposure to computers (exposure for 20 h or more per week in the last 2 years) and 87 persons to act as control (no or little exposure to computers).

Endpoint

Exposure

Exposure Parameters
Exposure 1:
  • unspecified
Exposure duration: repeated daily exposure for 20 h or more per week in the last 2 years
-

Exposure 1

Main characteristics
Frequency
  • unspecified
Exposure duration repeated daily exposure for 20 h or more per week in the last 2 years
Exposure setup
Exposure source
Additional info Subjects could also be further categorized as: no or little exposure (≤10 h per week), low-dose exposure (20-39 h per week) and high-dose exposure (≥40 h per week).
Parameters

No parameters are specified for this exposure.

Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated system:
Investigated organ system:
Time of investigation:
  • after exposure

Main outcome of study (acc. to author)

The study did not find any association between computer exposure and the risk of reduced semen quality in the routine paramters.

Study character:

Study funded by