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R0 Calculator [R Naught Calculator 2025]
ByStevenTo find R0, multiply the transmission rate (t), contact rate (c), and duration of infectiousness (d). Formula: R0 = t × c × d Table of Variables Variable Meaning R0 Basic Reproduction Number t Transmission Rate c Contact Rate d Duration of Infectiousness What is an R0 Calculator? Find the Reproduction Number Or Virus Spread…
Hill Grade Calculator – Elevation Grade Calculator 2025
ByStevenTo find the hill grade, divide the elevation gain (EG) by the horizontal distance (HD), then multiply by 100 to get the percentage. Formula: G = (EG / HD) × 100 Table of Variables Variable Meaning G Grade (%) EG Elevation Gain HD Horizontal Distance What is a Hill Grade Calculator: Let’s measure how steep…
Minimum Daily Calories Calculator [Calories Calculator 2025]
ByStevenTo find your minimum daily calories, multiply your BMR by your activity level, then subtract 1000. Formula: Calories per day = BMR × A – 1000 Table of Variables Variable Meaning Calories per day Minimum daily calories needed BMR Basal Metabolic Rate A Activity Level What is a Minimum Daily Calories Calculator | Let’s Estimate…
BAI Calculator [Body Adiposity Index Calculator 2025]
ByStevenTo calculate Body Adiposity Index (BAI), divide your hip circumference (in centimeters) by your height (in meters) raised to the power of 1.5, then subtract 18 from the result Formula BAI = (HIP / (HEIGHT^1.5)) − 18 Variables Variable Meaning BAI Body Adiposity Index HIP Hip Circumference (cm) HEIGHT Height (m) What is a…
Negative Predictive Value Calculator [NPV, Specificity, Sensitivity]
ByStevenTo find the NPV, divide the true negative rate by the sum of the true negative rate and the false negative rate. Formula: NPV = TNR ÷ (TNR + FNR) Table of Variables Variable Meaning NPV Negative Predictive Value TNR True Negative Rate FNR False Negative Rate What is a Negative Predictive Value Calculator |…
Absolute Risk Reduction Calculator [ARR Calculator 2025]
ByStevenTo calculate absolute risk reduction, take the event rate in the control group and subtract the event rate in the group that received treatment. Formula ARR = CER – EER Table of Variables Variable Meaning ARR Absolute Risk Reduction CER Control Event Rate EER Experimental Event Rate What is an Absolute Risk Reduction Calculator &…