Budget Impact Analysis – 5-year BIA framework with
population sizing, uptake curves, and discounting (ISPOR Good Practice
guidelines).
PPP Currency Converter – Purchasing Power Parity
conversion across 30 countries (World Bank 2022 ICP data), market
exchange rate comparison, and WHO-CHOICE WTP threshold assessment (1x
and 3x GDP per capita).
New Conversions
OR to RR / RR to OR – Convert between Odds Ratios
and Relative Risks using baseline risk (Zhang & Yu 1998
method).
Effect Size Transformations – Convert between SMD
and log(OR) using the Chinn (2000) formula for network meta-analysis
preparation.
Standalone NNT/NNH Calculator – Calculate Number
Needed to Treat from four input modes: ARR, RR + baseline, OR +
baseline, or direct probabilities.
Log-rank to HR – Estimate Hazard Ratios from
published log-rank chi-square or p-value using the Peto
approximation.
New Distributions and Models
Dirichlet Distribution – Fit Dirichlet parameters
for multinomial transition probabilities in Markov models (via Gamma
decomposition).
Log-Logistic Survival – Third survival
extrapolation option with non-monotonic (hump-shaped) hazard
support.
Annuity / PV Stream Calculator – Present value of
recurring annual costs (ordinary annuity and annuity due).
Interface Improvements
Global Currency Selector – Switch between INR, USD,
EUR, GBP, JPY, BRL, THB, AUD, CAD, and custom currencies. All economic
modules update automatically.
Interactive Tool Overview – Collapsible accordion
on the Home page with clickable tool items that navigate directly to the
relevant module.