Real-world Comparative Effectiveness of Palbociclib Plus Aromatase Inhibitor in HR+/HER2− Metastatic Breast Cancer - Supplementary material

Table S1. Definitions of real-world tumor response.
Table S2. Summary of study treatments (unadjusted population).
Table S3. Reasons for discontinuing first-line treatment (unadjusted population).
Table S4. Reason for censoring in OS and rwPFS analyses (nIPTW-adjusted population)
Figure S1. Forest plot of overall survival by subgroup after PSM
Figure S2. Forest plot for real-world progression-free survival by subgroup after PSM.