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A sample.This is a sample. Made-up numbers. Ruth is fictional and every number is made up. Your own record looks just like this.Start yoursStart your own record
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1.32 index
Sep 18, 2026. Calculated from other results. 4 results in this record.
Judged against the usual range for this sex and age. The lab’s own range wasn’t on the report. The open ring is the result before this one.
FIB-4 has been in the usual range at all 4 tests since Oct 2023.
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In the usual range Above Below
Highest 1.32 index (Sep 2026), lowest 1.19 index (Oct 2023).
The report didn’t print FIB-4, so we worked it out from the AST, ALT and Platelets from the same day.
FIB-4 = (age in years × AST in U/L) ÷ (platelet count in 10^9/L × √(ALT in U/L)). Platelets in 10^9/L are the same number as ×10³/µL (K/µL). Age is a fourth input and is not a blood marker.
AI assistant. It answers from this record’s own numbers and can still make mistakes, so check important details against the report. It doesn’t diagnose.