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Ionized Calcium

ionized Calcium (lab table).

Name in the dataset ica
Type lab
Stored in lab_data.csv
Stamped by Hospital records clock
Unit mmol/L

Description

Single resolution; last digit flat.

Its time is the lab system's result time: see Blood gas result time and Central lab result time.

Measurement space

-0.00500.005true minus recorded (mmol/L)density

A vertical slice through the measurement space: how the true value is spread around any one recorded value. Its shape is uniform.

Time

Its time side is still to be described.

Value

Model kind uniform: single resolution; uniform over the rounding interval
Resolution 0.01 mmol/L, nearest
Native step 0.01 mmol/L
Anchor nearest (convention)

In this release

How wide the true-value distribution is, record by record, over 1,665 of 1,665 records (every lab row of 600 random cases) that have one. Computed with the pinned model, aggregates only.

Median p10 to p90
Standard deviation 0.00289 mmol/L 0.00289 to 0.00289 mmol/L
95% interval width 0.0095 mmol/L 0.0095 to 0.0095 mmol/L
Mean minus recorded 0 mmol/L 0 to 0 mmol/L

Anchor

Laboratory results rounded to the last reported digit; at most half the last digit. See what an anchor is and every variable's anchor.

Figures

Histogram of the recorded values of ica.
Recorded values in the release: 17,705 records, median 1.13 mmol/L; 168 outside the 0.5–99.5th percentiles are not shown.

Tags: generated, vitaldb-resolution