statsmodels.duration.hazard_regression.PHReg.baseline_cumulative_hazard¶

PHReg.baseline_cumulative_hazard(params)[source]¶

Estimate the baseline cumulative hazard and survival functions.

Parameters:¶

paramsndarray

The model parameters.

Returns:¶

A list of triples (time, hazard, survival) containing the time

values and corresponding cumulative hazard and survival

function values for each stratum.

Notes

Uses the Nelson-Aalen estimator.