(1-12) Patient Characteristics¶
NOTE: these are all counts and do not have eligibility criteria.
1. Total Number of Eligible Patients¶
Calculation¶
Total number of patients with:
- a valid NHS number
- a valid date of birth
- a valid PDU number
- a visit date or admission date within the audit period
- Below the age of 25 at the start of the audit period
Data Items: 1, 13, 2
2. Total Number of New Diagnoses within the Audit Period¶
Calculation¶
Total number of patients with:
- A valid NHS number
- A valid date of birth
- A valid PDU number
- A new diagnosis within the audit period
Data Items: 1, 13, 2, 7
3. Total Number of Eligible Patients with Type 1 Diabetes¶
Calculation¶
Total number of patients with:
- A valid NHS number
- A valid date of birth
- A valid PDU number
- A diagnosis of Type 1 diabetes
Data Items: 1, 13, 2, 6
4. Number of Patients Aged 12+ with Type 1 Diabetes¶
Calculation¶
Total number of patients with:
- A valid NHS number
- A valid date of birth
- A valid PDU number
- A diagnosis of Type 1 diabetes
- Age 12 or older
Data Items: 1, 13, 2, 6
5. Number of patients with Type 1 diabetes with a complete year of care in the audit period¶
Calculation¶
Total number of patients with:
- A valid NHS number
- A valid date of birth
- A valid PDU number
- A visit date or admission date within the audit period
- Diagnosis of Type 1 diabetes
Excluding:
- Date of diagnosis within the audit period
- Date of leaving service within the audit period
Data Items: 1, 13, 2, 6
6. Total number of patients with T1DM who have completed a year of care and are aged 12 or older¶
Calculation¶
Total number of patients with:
- a valid NHS number
- an observation within the audit period
- Age 12 and above at the start of the audit period
- Diagnosis of Type 1 diabetes
Excluding:
- Date of diagnosis within the audit period
- Date of leaving service within the audit period
- Date of death within the audit period
Data Items: 7, 42
7. Number of patients with Type 1 diabetes who were diagnosed within the audit period¶
Calculation¶
Total number of patients with:
- A valid NHS number
- An observation within the audit period
- Age 0-24 years at the start of the audit period
- Diagnosis of Type 1 diabetes
- Date of diagnosis within the audit period
Data Items: 1, 13, 2, 6, 7
8. Number of patients who died within audit period¶
Calculation¶
Number of eligible patients (measure 1) with:
- a death date in the audit period
Data Items: 10
9. Number of patients who transitioned/left service within audit period¶
Calculation¶
Number of eligible patients (measure 1) with:
- a leaving date in the audit period
Data Items: 8
10. Number of patients with coeliac disease¶
Calculation¶
Number of eligible patients (measure 1) who:
- most recent observation for item 37 (based on visit date) is 1 = Yes
NOTE: item37 is Has the patient been recommended a Gluten-free diet?
Data Items: 13, 37
11. Number of patients with thyroid disease¶
Calculation¶
Number of eligible patients (measure 1) who:
- most recent observation for item 35 (based on visit date) is either 2 = Thyroxine for hypothyroidism or 3 = Antithyroid medication for hyperthyroidism
NOTE: item35 is At time of, or following measurement of thyroid function, was the patient prescribed any thyroid treatment?
Data Items: 13, 35
12. Number of patients using (or trained to use) blood ketone testing equipment¶
Calculation¶
Number of eligible patients (measure 1) whose
- most recent observation for item 45 (based on visit date) is 1 = Yes
NOTE: item45 is Was the patient using (or trained to use) blood ketone testing equipment at time of visit?
Data Items: 13, 45