Breast Cancer Partitioned Survival Model
Treatment Effects (Hazard Ratios)
HR for Overall Survival:
HR for Progression-Free Survival:
Cost Parameters (₹)
Trastuzumab cost, Year 1 (12 months):
Trastuzumab cost, Other years (annual):
Annual cost, Progressive Disease state (₹):
Cost of Adverse Events (per patient):
Quality of Life (Utilities)
Utility in PFS state:
Utility in PD state:
Survival Curve Shape (Weibull)
OS shape parameter (gamma):
PFS shape parameter (gamma):
Model Parameters
Time horizon (years):
Annual discount rate:
Cost-Effectiveness Threshold
WTP Threshold (₹/QALY):
Survival Curves
State Occupancy
Results Table
Distribution Comparison
Progression-Free and Overall Survival
Proportion in PFS and PD Over Time
Cost-Effectiveness Analysis
Incremental Analysis
Weibull vs Exponential Survival Fitting