Idb-data-sets


National IDB File Information (Minimum Data Set)



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National IDB File Information (Minimum Data Set)

1

Country

United Kingdom (England)

2

Year

2011

3

National Register Name

Hospital Episode Statistics Accident and Emergency (HES AE)

4

Purpose of the register

To record attendances at major A&E departments, single specialty A&E departments, minor injuries units and walk-in centres in England

5

Scope of the register

Covers all injuries, all settings, all age groups, all intents, all A&E treatments

6

Data file name (MDS)

UKmds2011

7

Date of creation of MDS file

20130614

8

Range of data of attendance

20110101

-


20111231

9

Original coding dictionary

HES AE data dictionary

10

Dictionary modifications

Codes from original coding dictionary above re-coded into MDS data dictionary (IDB JAMIE manual – March 2013 vrs)

11

Bridge coding applied

HES AE national codes into JAMIE MDS codes

12

No. of records in the data file

0565751

13

No. of MDS reference hospitals

029

14

Geographic scope

Selected hospitals in England with good quality data

15

Hospital characteristics used for a representative sample of hospitals

Hospitals have been selected based on the completeness/quality of the data records in their system.
Records from selected hospitals were compared with the national dataset to determine their representativeness. There was no major difference observed in terms of average age, male/female split, average number of patients per hospital, and deprivation of patients.

16

Sampling of cases within hospitals

NA

17

Percentage of admissions in data file

07.3%

18

Relative sample size (admissions)

11.5%

19

Relative sample size (ambulatory treatments)

12.5%

20

Minimum Quality Control Checks

Yes

21

Average percentage of “unknown””

14.1%

22

Method for extrapolation from sample to national incidence

2) Based on national figures of injury cases of ambulatory treatments (if statistic of treatments in emergency department is available)

23

Reference population data provided

Reference population data shall be provided in the requested format in order to allow for the calculation of crude incidence rates

24

(Eventual) additional comments (for the user):

(i) Certain fields have a high number of unknown values: Intent (37.5%); Mechanism of injury (76.5%); Activity (87.6%)
(ii) Certain values could not be derived for particular fields:
- Nature of Injury – no ‘Multiple injuries’

- Location of injury – no ‘Road’

- Mechanism of injury – no ‘Fall or Other’

- Activity when injured – no ‘Other’


(iii) The Narrative field has been left blank due to confidentiality constraints

25

Responsible data administrator (organization)

College of Medicine, Swansea University

26

Contact: Responsible person

Steven Macey

College of Medicine, Institute of Life Sciences Building 2 (ILS2), Swansea University, Singleton Park, Swansea, SA2 8PP

(01792) 602349

s.m.macey@swansea.ac.uk



27

Signature




28

Date of completion of this file

20130617


Annex 3: IDB FDS reference hospitals

2011 & 2012






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