title: [The regional indicators of male fertility in the Samara oblast and causative factors of their alterations].
abstract: The apparent tendency of decreasing male fertility is observed during last years. Basically, this occurrence is related to deterioration of environment conditions, harmful habits and male's organism state. The WHO standards of indicators of spermogram were formulated by averaging the statistical data collected in various countries. At that, in most cases the data from regional indicators are lacking. The Samara oblast is not exclusion. Hence, the study purpose was to reveal the regional indicators of spermogram among males of the Samara oblast and the comparison of received data with the WHO standards. The study of impact on the fertility indicators of such external factors as age, smoking intensity and alcohol consumption was implemented too.
authors.forename: A M
authors.initials: AM
authors.lastname: Shchelochkov
authors.forename: I F
authors.initials: IF
authors.lastname: Nefedova
authors.forename: S N
authors.initials: SN
authors.lastname: Chernova
authors.forename: O V
authors.initials: OV
authors.lastname: Vartanova
mesh_terms: D000328:Adult; D000428:Alcohol Drinking / Q000009:adverse effects; D004781:Environmental Exposure / Q000009:adverse effects; D005298:Fertility; D006801:Humans; D007248:Infertility, Male / Q000453:epidemiology* / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D012426:Russia / Q000453:epidemiology; D012907:Smoking / Q000009:adverse effects