Tobias

KaplanMeierFitter: Index Error when adding at_risk_counts

5

Python 3.8 (conda env) lifelines-0.27.1 Using the into on the docs website: https://lifelines.readthedocs.io/en/latest/Survival%20analysis%20with%20lifelines.html ```python kmf = KaplanMeierFitter().fit(T, E, label="all_regimes") kmf.plot_survival_function(at_risk_counts=True) plt.tight_layout() ``` ``` --------------------------------------------------------------------------- KeyError Traceback (most recent call last)...