Interactive RadioEpidemiological Program - Probability of Cancer Causation from Radiation
IREP version 5.6.1
Enter the inputs in the form below or upload an input file.

Personal Information

Skin Cancer Inputs

Lung Cancer Inputs

Radon Exposure Information

Radon exposure, entered as Working Level Months (WLM), can be a point estimate or probability distribution.

No.Exposure YearExposure Distribution (WLM)Parameters 1,2,3 Help
Delete Radon Exposure

Enter Dose Exposure Information

Dose entry can be either a single point value, or a probability distribution.

No.Exposure YearExposure RateRadiation Type HelpOrgan Dose (cSv)Parameters 1,2,3 Help
Delete Dose Exposure
Assumptions, Settings and Report Options Expand

These settings allows the user to control two sampling parameters, sample size and the random seed for sampling.


The User Defined Uncertainty Distribution can be adjusted to account for the presence of additional uncertainty and bias correction not presently included in IREP.

The default setting, a lognormal distribution (GM=1, GSD=1), has no effect on the calculation. Changing the default settings should only be done after sufficient justification accompanied by a written rationale.


Optional results to include in report: