Lifelines
Sample
import lifelines
data = pd.read_csv('sample.csv')
duration = 'DUR'
event = 'EVT'
formula = 'EXP1 + EXP2 + EXP3'
model = lifelines.CoxPHFitter(baseline_estimation_method='breslow')
model.fit(data, duration_col=duration, event_col=event, formula=formula, fit_options={'step_size':0.001}, show_progress=True)
model.print_summary(decimals=5)
Acknowledgments
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