# All Medical-care-indicators Formulas List

## Patients Pediatric Urine Output

#### Formula:

Urine output in mL/kg/hr = (Total Urine Output/Weight in Kg)/# of hours
Minimum acceptable output:
Child: 1.0-2.0 mL/kg/hr

## Glasgow Coma Scale (GCS) Score

#### Formulas Used:

Score = Eye opening + Best Motor Response + Best Verbal Response

## Waist to Hip Ratio (WHR)

#### Formula:

Waist-to-hip Ratio = Waist / Hip

## Inpatient Bed Occupancy Rate

#### Formula:

Occupancy rate = Total number of inpatient days for a given period x 100 / Available beds x Number of days in the period

## Ambulance Fee Schedule (AFS) - Medicare Payment

#### Formula:

Medicare Payment = (PF x AP) + (SR x PIP)

Where,

PF - Resonable Fee
AP - Allowed percentage
RR - Schedule Rate
PIP - Phase -In percentage

## Incidence Rate of Disease

#### Formula:

Incidence Rate of Disease = ( n / Total population at risk) x 10 n

Where

n - Total no of new cases of specific disease

## Likelihood Ratio (LR) - Positive, Negative Ratio Test

#### Formula:

Positive LR = (a/(a+c)) / (b/(b+d))
Negative LR = (c/(a+c)) / (d/(b+d))
Positive LR = (sensitivity)/(1-specificity)
Negative LR = (1-sensitivity)/(specificity)

## Estimated (GFR) Glomerular Filtration Rate

#### Formula:

g = 186 × s-1.154 × a-0.203 [For Male and Non Black Patient ]
g = 186 × s-1.154 × a-0.203 × f [For female and Black Patient ]

Where,

g = GFR by MDRD
f = 0.742 (if Female Patient)
f = 1.210 (if Patient is black )
s = Creatinine
a = Age

## Net Autopsy Rate

#### Formula:

a = (t / (d - u)) × 100

Where,

a = Net Autopsy Rate
t = Total Autopsies on Inpatient Deaths for a Period
d = Total Inpatient Deaths
u = Unautopsied Coroners

## Neonatal Mortality Rate

#### Formula:

Neonatal mortality rate (NMR) = ( Number of Neonatal Deaths × 1000) / Total Number of Live Births

## ARPOB Calculation

#### Formula:

Average Revenue Per Occupied Bed = Inpatient Revenue / Occupied Bed Days

## Infant Mortality Rate

#### Formula:

Infant Mortality Rate = (b / d) × 100

Where,

b = Total Number of Newborn Deaths
d = Total Number of Newborn Discharges (including deaths)

## Hospital Birth Rate

#### Formula:

B = (R / E) × 100

Where,

R = Number of births registered in a hospital
E = Expected number of live births
B = Birth rate

## Average Daily Inpatient Census

#### Formula:

Average Daily Inpatient Census = Total Number of Inpatient Service Days(excluding newborns) / Total Number of Days

## Hospital Infection Rates

#### Formula:

Hospital Infection = i / d
Hospital Infection Rate = (i / d)×100

Where,

i = Total Number of Hospital Infections
d = Total Number of Discharges (Including Deaths)

## Dialysis Tubing

#### Formula:

Tubing Length = ( ( 4 + ( ( ( 376.992 × Sample Volume ) / Tubing Flat Width ) / Tubing Flat Width ) × 100 ) + 0.5 ) / 100

## PD KT/V

#### Formula:

s=w0.425 × h0.725 × 0.007184
r=((v × u) /p ) / 1440
c=((((v × u)/p) / 1440) × 1.73) / ((w0.425 × h0.725)) × 0.007184)
a=((((v × u)/p)/1440)×1.73)/((w0.425 × h0.725) × 0.007184)) /1000
b=(((((v × u)/p)/1440) × 1.73)/((w0.425 × h0.725)× 0.007184)) ×10080
d=((n/p)×e)×7
x=((((((n/p) × e)×(1.73/((w0.425 × h0.725) × 0.007184))
g=(((((((v×u)/p)/1440)×1.73)/((w0.425 × h0.725)×0.007184))×10080)+(((((((n/p)×e)×7)×e)/p)×1.73)/((w0.425 ×P(h,0.725))×0.007184)))/f
i=(((((((v×u)/p)/1440)×1.73)/((w0.425 × h0.725)×0.007184))×10080)+(((((((n/p)×e)×7)×e)/p)×1.73)/(w0.425 × h0.725)×0.007184)))/l
if female
f=(-2.097)+(0.1069×h)+(0.2466×80)
l=(0.34454×h)+(0.183809×w)-35.270121
if male
f=2.447-(0.09156×y)+(0.1074 ×h)+(0.3362×w)
l= (0.194786*h) + (0.296785*w) - 14.012934

Where,

w = Weight
h = Height
s = Body Surface Area
a = RKCcc/min
b = RKCL/wk
l= Hume
g = kwat
i = khum
y = Age
f = Watson
d = Dialysate Clearance(L/week)
n = Dialysate Urea Nitrogen
e = Volume of Dialysate
x = Dialysate Clearance(L/week/1.73 m)
c = RKCcorrected
r = Residual Kidney Function
v = Volume of Urine in a day
u = Urine Urea Nitrogen
p = Plasma Urea Nitrogen

## Autopsy Rate

#### Formula:

Gross Autopsy = a / d
Gross Autopsy Rate = (a / d) × 100

Where,

a = Total Inpatient Autopsies
d = Total Number of Inpatient Deaths

## Hospital Consultation Rate

#### Formula:

Consultations Rate = (p / d)×100

Where,

p = Total Number of Patients Receiving Consultations
d = Total Number of Discharges and Deaths

## Postoperative Infection Rate

#### Formula:

Postoperative Infection Rate = (i / s)×100

Where,

i = Number of Infections in Clean Surgical Cases
s = Total Number of Surgical Operations

## O2 Remaining In E Cylinder

#### Formula:

Time Left = ( 0.35 × Pressure Left ) / Flow Rate

## Urine Protein Creatinine Ratio

#### Formula:

PCR= Protein / Creatinine

Where,

PCR = Ratio Protein & Creatinine
Protein = Level of Protein
Creatinine = Level of Creatinine

## Number Needed To Treat

#### Formula:

R0 = 1 - e(- x / t)
R1 = 1 - e(- y / t)
ARR = R0 - R1
Number Needed to Treat (NNT) = 1 / ARR

Where,

x = Control Group
y = Experimental Group
t = Event per Patients in Year
ARR = Absolute Risk Reduction

## Corrected Calcium

#### Formula:

Corrected Calcium = ((4 - S) × 0.8) + C

Where,

S = Serum Albumin Level
C = Measured Total Calcium

## Fibrosis-4 (Fib-4)

#### Formula:

Fibrosis 4 Index for Liver Fibrosis = (A x S) / (P x √(L))

Where,

A = Age
S = Aspartate Aminotransferase
P = Platelet Count
L = Alanine Aminotransferase

## NAFLD Fibrosis Score

#### Formula:

N = -1.675 + (0.037 x A) + (0.094 x B) + (1.13 x G) + (0.99 x S) - (0.013 x P) - (0.66 x L)

Where,

N = Non Alcoholic Fatty Liver Disease Score
A = Age
B = BMI
G = Impaired Fasting Glucose / Diabetes (Yes = 1, No = 0)
S = AST / ALT Ratio
P = Platelets Count
L = Albumin

## SDAI Rheumatoid Arthritis

#### Formula:

S = TJC+SJC+CRP+PGA+MGA

Where,

S = Score
TJC = Tender Joint Count
SJC = Swollen Joint Count
CRP = C-Reactive Protein
PGA = Patient Global Activity
MGA = Medical Care Global Activity

## Clinical Disease Activity Index

#### Formula:

S = TJC + SJC + PGA + MGA

Where,

S = Score
TJC = Tender Joint Count
SJC = Swollen Joint Count
PGA = Patient Global Assessment of Disease Activity
MGA = Medical Care provider Global Assessment of Disease Activity

## Ponderal Index

#### Formula:

Ponderal Index (PI) for