… association was unclear. Due to the high prevalence of both asthma and poor semen quality,
any association between … for the clinical management of infertility. Likewise, little is known …

… with pregnancy rates or infertility (Bonde et al., … between exposures and semen quality, one
often needs to control or adjust for confounding factors that may influence the relationship of …

… Studies of candidates for vasectomy or semen donation were included only if semen quality
was not a criterion for men's study participation. Studies with fewer than 10 men and those …

… on their first pregnancy. However, no association was found when reporting on the most
recent waiting time. Another study including 66 American women Citation29 did not find an …

… poor semen quality among a large proportion of Danish men may play a role for the trend
although systematic long-term follow up studies on semen quality … of fertility among 430 Danish …

… , household income, and first pregnancy status. A total 249 … it impossible to definitively
demonstrate a causal link 430 … disrupting chemical biomarkers in fertility require large 484 …

… , using measures of semen quality, testicular volume and … In this large-scale population-based
study with prospectively … fertility problems, which is of particular concern in studies of …

… Previous studies The association between semen quality and fecundability has been
shown to be approximately linear up to a concentration of 40 mill/Ml. Above this concentration …

… rate between 12 and 36 months, which should be considered when planning fertility studies…
men aged younger than 25 years deserves more study. Coital frequencies of more than two …

… Aims: This thesis aims to investigate the association between sperm DNA fragmentation …
Relation between semen quality and fertility: a population-based study of 430 firstpregnancy …