epocakir (version 1.0.0)

aki_SCr: AKI Staging based on Changes in Serum Creatinine

Description

Using KDIGO Clinical Practice Guideline for Acute Kidney Injury Volume 2 | Issue 1 | March 2012

Usage

aki_SCr(...)
# S3 method for data.frame
aki_SCr(.data, SCr, dttm, pt_id, ...)
# S3 method for units
aki_SCr(SCr, dttm, pt_id, ...)
# S3 method for numeric
aki_SCr(SCr, dttm, pt_id, ...)

Value

(ordered factor) AKI stages

Arguments

...

Further optional arguments

.data

(data.frame) A data.frame, optional

SCr

Serum creatinine column name, or vector of units or numeric if .data is not provided

dttm

DateTime column name, or vector of POSIXct if .data is not provided

pt_id

Patient ID column name, or vector of characters or factors if .data is not provided

Details

• AKI Stage 1: \(\ge\)0.3 mg/dl (\(\ge\)26.5 mmol/l) increase

• AKI Stage 2: N/A

• AKI Stage 3: \(\ge\)4.0 mg/dl (\(\ge\)353.6 mmol/l)

See https://kdigo.org/guidelines/acute-kidney-injury/ for more details.

Examples

aki_SCr(aki_pt_data, SCr = "SCr_", dttm = "dttm_", pt_id = "pt_id_")

aki_pt_data %>%
  dplyr::mutate(aki = aki_SCr(SCr = SCr_, dttm = dttm_, pt_id = pt_id_))