HCG Calculator
Calculate hCG doubling time, percent rise, total change, and trend between two beta hCG blood test results.
Formula: doubling time = time × log(2) ÷ log(second hCG ÷ first hCG). This tool is educational and cannot diagnose pregnancy health.
Doubling Time
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Percent Change
0%
Trend
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First hCG level0
Second hCG level0
Absolute change0
Time between tests0 hours
Approximate daily change0%
This result should be interpreted by a healthcare professional.
