This simple calculator makes it easy to demonstrate the utility of diagnostic tests. Calculate sensitivity, specificity, accuracy, prevalence, likelihood ratios and positive and negative predictive values from patient outcomes. The calculator also works in reverse to demonstrate how a defined sensitivity and specificity perform with a chosen prevalence and patient numbers.

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Decibel X - dBA Noise Meter

Decibel X is one of very few noise meter apps on the market that has highly reliable, pre-calibrated measurements and supports dBA, dBC. It turns your iOS device into a professional sound level meter, precisely measures the sound pressure level (SPL) all around you. If you like it or have suggestions, please support us by rating and giving us comments and feedback.

  • rating 4.46666
  • size 34.6 MB

Quick Scan - QR Code Reader

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  • rating 5.0