This dataset describes a sample of 100 volunteers providing a semen sample that was analyzed according to the WHO 2010 criteria.
fertilityA data frame containing 100 rows and 10 columns.
Season in which the analysis was performed. (winter, spring, summer, fall)
Age at the time of analysis
Childish diseases (ie , chicken pox, measles, mumps, polio) (yes(1), no(0))
Accident or serious trauma (yes(1), no(0))
Surgical intervention (yes(1), no(0))
High fevers in the last year (less than three months ago(-1), more than three months ago (0), no. (1))
Frequency of alcohol consumption (several times a day, every day, several times a week, once a week, hardly ever or never)
Smoking habit (never(-1), occasional (0)) daily (1))
Number of hours spent sitting per day
Criterion: Diagnosis normal (TRUE) vs. altered (FALSE) (88.0% vs.\ 22.0%).
Sperm concentration are related to socio-demographic data, environmental factors, health status, and life habits.
We made the following enhancements to the original data for improved usability:
The criterion was redefined from a factor variable with two levels
(N=Normal, O=Altered) into a logical variable (TRUE vs. FALSE).
Other than that, the data remains consistent with the original dataset.
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