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29 Cards in this Set
- Front
- Back
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Sensitivity |
TP / (TP + FN) |
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Specificity
|
TN / (TN + FP) |
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Positive predictive value
|
TP / (TP + FP) |
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Negative predictive value
|
TN / (TN + FN) |
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Relative risk
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[a / (a+b)] / [c / (c+d)] |
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Attibutable risk
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[a / (a+b)] - [c / (c+d)] |
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Number needed to treat |
1/absolute risk reduction |
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Number needed to harm
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1/attributable risk
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Hardy-Weinberg equilibrium
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p^2 + 2pq + q^2 = 1
p + q = 1 |
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Henderson-Hasselbach equation
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pH = pKa + log ([HCO3]/0.03*PCO2) |
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Volume of distribution
|
amount of drug in the body / plasma drug concentration |
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Clearance
|
rate of elimination of drug / plasma drug concentration |
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Half-life
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(0.7*Vd) / CL |
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Loading dose
|
Cp * Vd/F |
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Maintenance dose
|
Cp * CL/F |
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Cardiac output
|
rate of O2 consumption / (arterial O2 content - venous O2 content) |
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Cardiac output (physics eq.)
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HR * SV |
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Mean arterial pressure
|
cardiac output * total peripheral resistance |
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Stroke volume |
end diastolic volume - end systolic volume |
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Ejection fraction
|
(stroke volume / end diastolic volume) * 100 |
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Resistance
|
driving pressure / flow = [8η (viscosity) * length] / (πr^4) |
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Glomerular filtration rate (conc. eq.)
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U(inulin) * [V / P(inulin)] = C(inulin) |
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Glomerular filtration rate (pressure eq.) |
Kf [(P(gc) - P(bs)) - (π(gc) -π(bs))] |
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Effective renal plasma flow
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U(PAH) * [V / P(PAH)] = C(PAH) |
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Renal blood flow
|
RPF / (1 - Hct) |
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Filtration fraction
|
GFR / RPF |
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Vital Capacity
|
IRV + TV + ERV
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FRC
|
ERV + RV
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Pulm Vascular Resistance
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(Pulm artery pressure) - PCWP / CO |
