Questions tagged [mimic-iii]

The [MIMIC-III (Medical Information Mart for Intensive Care) database](https://mimic.physionet.org/about/mimic/) contains physiologic signals, vital signs time series, and comprehensive clinical data obtained from hospital medical information systems for over 40,000 intensive care unit (ICU) admissions at the Beth Israel Deaconess Medical Center.

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7
votes
2answers
830 views

MIMIC-III severity score

Is there any severity score in the MIMIC-III beyond SOFA? I've found many itemdid with APACHE IV label but I did not retrieve any information in the chartevents. Best
6
votes
1answer
179 views

MIMIC-III Citation

Is there a new citation for MIMIC-III? If so, what is that citation? If not, should we continue to use the citation for MIMIC-II? @article{MIMICII, Author = {Saeed, Mohammed and Villarroel, ...
6
votes
1answer
433 views

MIMIC-III Elixhauser comorbidity table

How can I obtain a table containing the 30 Elixhauser comorbidities for patients in the MIMIC-III database? Did anybody already run the code in the MIMIC-III forum?
5
votes
1answer
262 views

Why are lab tests splitted into 2 tables: chartevents and labevents?

For example, blood sodium has itemid 837, 220645 etc... in chartevents and 50983 in labevents. Most patients have recordings in both tables, of which some are duplicates and some are unique. I'm using ...
5
votes
2answers
1k views

Is the patient's height available?

Is the patient's height available in MIMIC-III? In my use case, I would be interested in having it in order to compute the patient's ideal body weight. On Oracle DB: SELECT * FROM all_tab_columns ...
5
votes
1answer
267 views

MIMIC-III. Select only the first ICU admission

How can I select data only for the first ICU stay of each patient? In the MIMIC-II, there was a column with the sequence of ICU stay (first, second) and another column with the icustay_id. In the ...
5
votes
1answer
354 views

Are there any (openly) available data sets for medical coding examples?

Are there any data sets of medical coding examples available online? Eg. Doctor's notes and resulting (correct/accepted) procedure and diagnosis codes for individual encounters or samples of ...
4
votes
1answer
737 views

MIMIC III : Date and Time when Diagnosis Code was determined for the patient, say Septic Shock

I am working on a project to predict Septic Shock on MIMIC III data set. I am using the following ICD9-CODes to detect Sepsis but not sure how to get the date + time stamp when the patient was ...
4
votes
2answers
120 views

MIMIC-III: Negative cultures and microbiologyevents

In MIMIC-III, where do negative cultures appear? Is this different between CareVue patients and Metavision patients? Despite the documentation's assertion (here) that "If the specimen is null, then ...
4
votes
1answer
121 views

Time of death in-hospital?

How do you determine exact time of death for in-hospital deaths? I see DOD (day of death) but not a time stamp. Thanks! Jana
4
votes
1answer
92 views

MIMIC-III: When exactly was MIMIC-III v1.3 released?

What is the release history for MIMIC-III? I was using some version and now I see there is version 1.3. When was 1.3 officially released? When was 1.2 officially released? Are there other versions? ...
4
votes
1answer
136 views

MIMIC-III - days of the week?

Although dates in MIMIC-III are shifted for patient confidentiality purposes, is there any way to extract days of the week? This would be useful for e.g. calculating severity of admissions on Saturday/...
4
votes
1answer
119 views

Estimation of intubation time

If I would need the estimated time of intubation for our project, what would be a good proxy. I have found several ventilation related coded in the MIMIC-III github repo (https://github.com/MIT-LCP/...
4
votes
1answer
158 views

Patient admitted to ICU after cardiac arrest (post cardiac arrest) in MIMIC-III

How to select patients in the MIMIC-III database admitted to ICU immediately after a cardiac arrest? Although ICD-9-CM 427.5 is related to cardiac arrest, it is unclear to select the patients admitted ...
4
votes
0answers
112 views

Priority sequence column in diagnosis_icd

The order in the sequence column is related to the patient and based on priority. Priority of patients in critical care medicine are related to triage which is a scoring system including: the ...
3
votes
2answers
544 views

MIMIC-III inputevents MV or CV

An intravenous drug that is not continuous appears to be in the inputevents_mv table but not in the inputevents_cv table. Is it right? How can I work with the full dosage of medication?
3
votes
1answer
172 views

Photoplethysmogram sampling frequency problem

I'm doing some calculations on the photoplethysmogram signal it seems that the metrics I'm using suffer from a cyclic artifact each 94-96[s]. The waveform seem ok at the "breakpoints". Is it ...
3
votes
1answer
161 views

Where did the attribute ICU_EXPIRE_FLAG go from MIMIC-II to MIMIC-III?

MIMIC is an openly available dataset developed by the MIT Lab for Computational Physiology, comprising deidentified health data associated with >40,000 critical care patients. It includes demographics,...
3
votes
1answer
87 views

Looking for equivalence of MIMIC-II v2.6 dataset in MIMIC-III v1.3

There is a table in the MIMIC-II v2.6 database named "mimic2v26.d_codeditems" which includes a category named "type". One of the specified types is "procedure". I am looking for the equivalent data in ...
3
votes
1answer
107 views

MIMIC-II Introduction document: errors in example code?

I am new to SQL and am trying to explore the MIMIC-II dataset using the query builder so the logical step seemed to be follow the tutorials within the introduction document [1]. Unfortunately I ...
3
votes
1answer
190 views

Meaning of SEQ_NUM in DIAGNOSES_ICD table and missing values in ICD9_CODE field

I am just starting to analyze v1.3 of MIMIC-III data. I have two questions about the DIAGNOSES_ICD table. According to the documentation [1] : "ICD diagnoses are ordered by priority - and the order ...
3
votes
1answer
157 views

MIMIC-III prescription problem

How can I sum the full dose of a medication in the dose_val_rx column in the prescription table? I had tried to sum(dose_val_rx) nbut it does not work.
3
votes
1answer
135 views

ADMISSIONS Table, recent Mimic-III Postgres Updates

Just updated my mimic-code directory after some changes were made yesterday to the postgres configuration files. Reimporting the data and getting the following error for the admissions table: ...
3
votes
1answer
124 views

Admitted to the ICU before admission to the hospital

It would be expected that the time of admission to the intensive care unit would occur after the time of admission to the hospital. Sometimes, however, admission to the intensive care unit occurs ...
3
votes
2answers
125 views

MIMIC III - C-Reactive protein

I'm trying to find CRP values in the MIMIC-III database. I've tried different search strategies but I've only found two items (227444, 220612) in the d_items table, which are both empty variables. Are ...
3
votes
1answer
58 views

Where can I get previous versions of MIMIC-III?

The current version of MIMIC-III is 1.3, and can be obtain here. Where can I get previous versions of MIMIC-III? Namely, versions 1.1 and 1.2?
3
votes
1answer
68 views

Relation of MIMIC-II v2.6 and MIMIC-III v1.3 patients records

Are all patients' admissions and ICU stays from MIMIC-II included in MIMIC-III?
3
votes
1answer
68 views

Arterial line location and PPG sensor location

1) From which artery the ABP signal was collected? 2) Where was the PPG device located? Fingertip? What wavelength was used?
3
votes
1answer
69 views

(mimic-iii) Why D_LABITEMS doesn't have reference range while D_ITEMs has?

Often Lab test should come with a reference range, which is likely to be included in D_LABITEMS. On the other hand, although D_ITEMS has columns lownormalvalue and highnormalvalue, there is no record ...
3
votes
1answer
38 views

In which cases is a waveform recording split into two recordings in MIMIC WDB 2v3?

http://physionet.org/physiobank/database/mimic2wdb/ lists two cases where one waveform recording is split into two recordings: a patient was admitted more than once to any of the study ICUs during ...
3
votes
1answer
577 views

Are the APACHE scores available somewhere?

I wonder whether APACHE scores are available somewhere in MIMIC-III. There doesn't seem to be any widely used APACHE ITEMIDs in the table CHARTEVENTS: SELECT LABEL, COUNT(*) cnt FROM mimiciii....
3
votes
1answer
41 views

Why are some transfers.ICUSTAY_ID null?

Why is the ICUSTAY_ID null for some rows in the transfers table? -- returns 174176 rows SELECT * FROM mimiciii.transfers WHERE ICUSTAY_ID IS NULL ORDER BY ICUSTAY_ID ASC ;
3
votes
1answer
47 views

MIMIC-III Inputevents_mv 'Rewritten' value

Can anyone clarify how the 'Rewritten' value in the statusdescription column impacts the data? It appears impossible to ascertain the final "approved" sequence of events in a particular fluid delivery....
3
votes
1answer
150 views

Does MIMIC-III have patients with atrial fibrillation & knee osteoarthritis?

Do you know if the MIMIC-III database includes patients (in parcticular their free-text notes, medications & demography) - that have either atrial fibrillation, knee osteoarthritis or closely ...
3
votes
1answer
244 views

Where to find the most recent mapping between Clinical and Waveform Records?

I saw a few mappings between Clinical and Waveform Records: http://www.physionet.org/physiobank/tutorials/using-mimic2/#linking (MIMIC Waveform database 2V2) http://physionet.org/physiobank/database/...
3
votes
1answer
63 views

How to get the list of ICUSTAY_IDs that happened in a given HADM_ID?

In the MIMIC-III database, I wonder whether there is an easy way to obtain the list of ICUSTAY_IDs that happened in a given HADM_ID.
3
votes
0answers
120 views

Physionet.org - Sepsis Data Files?

I am searching for "Pre" and "Post" Physiological Data Files from Patients that have Sepsis. They can be in just about any format such as Excel, CSV, etc. but contain a Time Stamp, Heart Rate, BP(s), ...
3
votes
0answers
23 views

Problem with base+gain of signals

There seems to be a problem with the gain/base when correcting the base/gain of several subjects. For example the gain/base of subject a44012am (mimic2db) should 512 /255 respectively (according to ...
3
votes
0answers
141 views

Detecting use of vasopressor in a patient in MIMIC

To detect whether vasopressor was used for a patient in MIMIC, is looking at the presence of itemids whose labels are dobutamine, dopamine, epinephrine, epinephrine-k, levophed, levophed-k, ...
2
votes
3answers
157 views

How to map MIMIC-II's SUBJECT_ID and HADM_ID with MIMIC-III's SUBJECT_ID and HADM_ID?

I wonder how to map SUBJECT_ID and HADM_ID of MIMIC-II with SUBJECT_ID and HADM_ID of MIMIC-III.
2
votes
1answer
225 views

What is the ISERROR column in MIMIC-III's noteevents table?

I see that MIMIC-III's noteevents table contains a column ISERROR, which is a CHAR(1), but no explanation. What does ISERROR represent (i.e. what error are we talking about)?
2
votes
1answer
250 views

Looking for admitting SAPS score for first hospitalization of patients in MIMICIII [duplicate]

There is a table in MIMICII named "MIMIC2V26.ICUSTAY_DETAIL" and there is a field named "SAPSI_FIRST" inside the table. It seems that this field contains SAPS score for the first hospitalization of ...
2
votes
2answers
558 views

Memory consumption MIMIC-III

How much memory is needed to join (psql) the patient and labevent table using: SELECT patients.subject_id, patients.gender, patients.dob, patients.dod, patients.dod_hosp, patients....
2
votes
2answers
108 views

MIMIC-III: Why is the time stamp of prescription only “per day”?

How can I tell the exact time of prescription, or the start of medications?
2
votes
1answer
293 views

Gold annotations for diabetic patients in MIMIC-III

I am looking for a list of patients in MIMIC-II or MIMIC-III who have been annotated as diabetic by experts. I.e. a gold standard, physician-validated, data set for diabetic patients in MIMIC-II/III.
2
votes
1answer
51 views

The unit for blood cell number is different in labevent. How could I unify them?

I just want to unify the unit for lab measurement data in labevent table for mimiciii. But I found there are two types of units for counting numbers of blood cell: #/uL and %. I could not find the ...
2
votes
1answer
203 views

Want to understand MIMIC III warning in table Chartevents

In table Chartevents, there is a attribute named warning. What does it represent? for example if there is a data entry with ITEMID 220046 which represents Heart rate Alarm - High, what does warning ...
2
votes
1answer
208 views

loading MIMIC III into SQL Server [closed]

I'd like to load the MIMIC III data into SQL Server because that's what I know best. The problem with the csv files is that some fields contain commas as part of the data. It would be far easier to ...
2
votes
1answer
96 views

Pulse transit time values (PTT)

It seems that PTT based on the ABP & ECG signals is ~300 ms, but when based on the PPG signal then PTT is ~550 ms (consistent for multiple subjects). As I understand both ABP and PPG were measured ...
2
votes
1answer
283 views

MIMIC-III diagnosis column

I understand the fact that a diagnosis column as provided in the admissions table is difficult, almost impossible to structure. It is necessary however to specify the position of this diagnostic ...