statsmodels.duration.hazard_regression.PHReg.fit¶
- PHReg.fit(groups=None, **args)[source]¶
Fit a proportional hazards regression model.
- Parameters:
- groupsarray_like
Labels indicating groups of observations that may be dependent. If present, the standard errors account for this dependence. Does not affect fitted values.
- Returns:
PHRegResults
Returns a results instance.