64 lines
1.5 KiB
Plaintext
64 lines
1.5 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "6801bdc7-2b6a-4478-a15e-02a30f5f0f89",
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"metadata": {},
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"source": [
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"# Sensitivitet, specificitet og positiv/negativ prædiktiv værdi"
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]
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},
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{
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"cell_type": "markdown",
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"id": "080e79be-8277-4cd5-8ff0-83a68f7e01d1",
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"metadata": {},
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"source": [
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"$$\n",
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"Sensitivitet = P(Positiv\\ test | syg) = \\frac{antal\\ sandt\\ positive}{antal\\ sandt\\ positive + antal\\ falsk\\ negative}\n",
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"$$\n",
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"\n",
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"$$\n",
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"Specificitet = P(Negativ\\ test|rask) = \\frac{antal\\ sandt\\ negative}{antal\\ sandt\\ negative + antal\\ falsk\\ positive}\n",
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"$$\n",
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"\n",
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"$$\n",
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"PPV = P(Syg|positiv\\ test) = \\frac{antal\\ sande\\ positive}{antal\\ sande\\ positive + antal\\ falske\\ positive}\n",
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"$$\n",
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"\n",
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"$$\n",
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"NPV = P(Rask|negativ\\ test) = \\frac{antal\\ sande\\ negative}{antal\\ sande\\ negative + antal\\ falske\\ negative}\n",
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"$$"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "76bb0b41-f3a1-4065-9962-c5690caed0b8",
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.14.4"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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