Anogenital distance, male factor infertility and time to pregnancy
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Anogenital distance, male factor infertility and time to pregnancy. / Madvig, Fie; Pedersen, Marc Kunkel; Urhøj, Stine Kjær; Brauner, Elvira Vaclavik; Jørgensen, Niels; Priskorn, Lærke.
I: Andrology, Bind 10, Nr. 4, 2022, s. 686-693.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Anogenital distance, male factor infertility and time to pregnancy
AU - Madvig, Fie
AU - Pedersen, Marc Kunkel
AU - Urhøj, Stine Kjær
AU - Brauner, Elvira Vaclavik
AU - Jørgensen, Niels
AU - Priskorn, Lærke
PY - 2022
Y1 - 2022
N2 - Background Anogenital distance (AGD), the distance between the anus and genitals, is in rodents a well-established marker of early androgen action and has been suggested to be so in humans as well. Thus, a link between human AGD and semen quality and potentially fecundity may exist. Objective The aim of this study was to assess the association between AGD and male factor infertility and among proven fertile men also time to pregnancy (TTP). Material and methods All included men were recruited from and examined at Copenhagen University Hospital - Rigshospitalet, Denmark (N = 388). Men with impaired semen quality were included from infertile couples (N = 128), and men with naturally conceived pregnant partners were invited to participate when their partners had their routine second trimester examination (N = 260). All men underwent a physical examination, completed a questionnaire (including TTP for the fertile men), delivered a semen sample and had a blood sample drawn. The primary exposure was AGD(AS) measured from the centre of the anus to the posterior base of the scrotum. Associations between AGD and fertility status as well as between AGD and TTP among the fertile men were calculated using multiple logistic regression adjusted for covariates. Results AGD did not show a statistically significant association with fertility status. In adjusted logistic regression models, the odds of infertility per 1 cm increase in AGD(AS) were 1.02 (95% confidence interval [CI]: 0.88; 1.19). Among fertile men, a 1-cm increase in AGD(AS) was associated with an 8% non-statistically significantly reduced odds of having a longer (>3months) TTP (adjusted odds ratio (OR) = 0.92, 95% CI: 0.76-1.11). Conclusion Our study showed that the clinical application of AGD as a predictor of fertility and fecundity seems to be limited as no associations were observed between AGD and fertility status, nor was the decreased risk of experiencing a longer TTP with longer AGD(AS) statistically significant.
AB - Background Anogenital distance (AGD), the distance between the anus and genitals, is in rodents a well-established marker of early androgen action and has been suggested to be so in humans as well. Thus, a link between human AGD and semen quality and potentially fecundity may exist. Objective The aim of this study was to assess the association between AGD and male factor infertility and among proven fertile men also time to pregnancy (TTP). Material and methods All included men were recruited from and examined at Copenhagen University Hospital - Rigshospitalet, Denmark (N = 388). Men with impaired semen quality were included from infertile couples (N = 128), and men with naturally conceived pregnant partners were invited to participate when their partners had their routine second trimester examination (N = 260). All men underwent a physical examination, completed a questionnaire (including TTP for the fertile men), delivered a semen sample and had a blood sample drawn. The primary exposure was AGD(AS) measured from the centre of the anus to the posterior base of the scrotum. Associations between AGD and fertility status as well as between AGD and TTP among the fertile men were calculated using multiple logistic regression adjusted for covariates. Results AGD did not show a statistically significant association with fertility status. In adjusted logistic regression models, the odds of infertility per 1 cm increase in AGD(AS) were 1.02 (95% confidence interval [CI]: 0.88; 1.19). Among fertile men, a 1-cm increase in AGD(AS) was associated with an 8% non-statistically significantly reduced odds of having a longer (>3months) TTP (adjusted odds ratio (OR) = 0.92, 95% CI: 0.76-1.11). Conclusion Our study showed that the clinical application of AGD as a predictor of fertility and fecundity seems to be limited as no associations were observed between AGD and fertility status, nor was the decreased risk of experiencing a longer TTP with longer AGD(AS) statistically significant.
KW - anogenital distance
KW - fecundity
KW - fertility
KW - male factor infertility
KW - time to pregnancy
KW - STRESSFUL LIFE EVENTS
KW - REPRODUCTIVE FUNCTION
KW - SEMEN QUALITY
KW - FECUNDABILITY
KW - PARAMETERS
KW - FERTILITY
KW - EXPOSURE
U2 - 10.1111/andr.13161
DO - 10.1111/andr.13161
M3 - Journal article
C2 - 35178873
VL - 10
SP - 686
EP - 693
JO - Journal of Andrology
JF - Journal of Andrology
SN - 2047-2919
IS - 4
ER -
ID: 300370107