4.2Effect of stress on male fertility

StudyPopulationOutcomesResultsCommentsStudy typeEL
Poland et al. 198625053 semen donors: 31 medical students during exam months ; 22 non-studentsSemen qualityMedical students:

Significant elevation of sperm count and quality when compared with non-students
Potential confoundersCH2b
Fenstere al 1997251157 men in California Women’s Reproductive Health Study:

12 men experienced bereavement; 145 men did not
Evaluation of stress: stressful jobs, life events, bereavement

Semen quality
Bereavement group: significant reduction in straight-line velocity and % of progressively motile sperm compared with non- bereavement groupJob stress measurement by Karasek 1986

Other outcomes included

Confounders adjusted
CH2b

From: Evidence tables

Cover of Fertility
Fertility: Assessment and Treatment for People with Fertility Problems.
NICE Clinical Guidelines, No. 11.
National Collaborating Centre for Women's and Children's Health (UK).
London (UK): RCOG Press; 2004 Feb.
Copyright © 2004, National Collaborating Centre for Women’s and Children’s Health.

Apart from any fair dealing for the purposes of research or private study, criticism or review, as permitted under the Copyright, Designs and Patents Act, 1988, no part of this publication may be reproduced, stored or transmitted in any form or by any means, without the prior written permission of the publisher or, in the case of reprographic reproduction, in accordance with the terms of licences issued by the Copyright Licensing Agency in the UK. Enquiries concerning reproduction outside the terms stated here should be sent to the publisher at the UK address printed on this page.

The use of registered names, trademarks, etc. in this publication does not imply, even in the absence of a specific statement, that such names are exempt from the relevant laws and regulations and therefore for general use.

PubMed Health. A service of the National Library of Medicine, National Institutes of Health.