isaric4c: ISARIC mortality probability and deterioration risk model

Description Usage Arguments Value Examples

Description

ISARIC mortality probability and deterioration risk model

Usage

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isaric4c(
  age,
  sex,
  num_comorbidities,
  respiratory_rate,
  admission_oxygen_saturation,
  glasgow_coma_scale,
  urea,
  crp,
  nosocomial,
  radiographic_chest_infiltrates,
  receiving_oxygen,
  lymphocytes,
  func
)

Arguments

age

a vector of patient's age, male (1) or female(0)

sex

a vector of patient's gender

num_comorbidities

number of comorbidities (Chronic cardiac disease; chronic respiratory disease ( excluding asthma); chronic renal disease (estimated glomerular filtration rate ≤30); mild-to-severe liver disease; dementia; chronic neurological conditions; connective tissue disease; diabetes mellitus (diet, tablet or insulin-controlled); HIV/AIDS; malignancy; clinician-defined obesity.)

respiratory_rate

respiratory rate in breaths per minute

admission_oxygen_saturation

peripheral oxygen saturation on room air (%)

glasgow_coma_scale

a vector of Glasgow coma scale score

urea

urea concentration in mmol/L

crp

CRP in mg/L

nosocomial

symptom onset or first positive SARS-CoV-2 PCR more than 7 days after admission. yes as 1, no as 0

radiographic_chest_infiltrates

radiographic chest infiltrates, yes as 1, no as 0

receiving_oxygen

whether a patient is receiving oxygen when oxygen saturation measured

lymphocytes

lymphocyte count (* 10^9/L)

func

a vector of function specification: either mortality as 0 or deterioration as 1

Value

mortality probability or deterioration probability of a patient in %

Examples

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isaric4c(age = 69, sex = 'male', num_comorbidities = 1, respiratory_rate = 25,
admission_oxygen_saturation = 90, glasgow_coma_scale = 10, urea = 10, crp = 70,
func = "mortality")

isaric4c(nosocomial=1, sex=1, radiographic_chest_infiltrates=1,
receiving_oxygen=1, glasgow_coma_scale=15, age=23, respiratory_rate=50,
admission_oxygen_saturation=51,urea=21, crp=32, lymphocytes=32, func = "deterioration")

resplab/ISARIC4C documentation built on Dec. 22, 2021, 3:01 p.m.