Moreover, these data entry errors would be hard to detect: Only 0.06% of the errors were blank or outside of the allowable range for the variables. Thus, researchers cannot rely upon histograms and frequency tables to detect data entry errors.
Answer Wiki. Isotretinoin does not cause infertility; what it does cause is devastating birth defects if a woman becomes pregnant while using it. For a female: you have to use totally reliable birth control-that would be the IUD or the implant-to be certain you do not conceive.
How does chlamydia cause infertility? Infertility can be defined as the inability to get pregnant despite frequent unprotected sex over the course of one year. In western countries like the UK, about 15% of couples are infertile. Men are responsible for the coupleâs infertility in half of these cases.