Skip to main content

Table 5 Definitions of 32 physical health conditions assessed

From: Multimorbidity in bipolar disorder and undertreatment of cardiovascular disease: a cross sectional study

Condition Variable name Variable definition
Coronary heart disease CHD Read code ever recorded
Chronic kidney disease CKD Read code ever recorded
Asthma (active) Asthma Read code ever recorded AND any prescription in last year
Atrial fibrillation Atrial fibrillation Read code ever recorded
Epilepsy Epilepsy Read code ever recorded AND epilepsy prescription in last year
New cancer in the last 5 years Cancer Read code first recorded in last 5 years (Relevant Read Code recorded)
Thyrotoxicosis/thyroid disorders (includes hypothyroidism) Thyroid Disorders Read code ever recorded (Relevant Read Code recorded)
Diabetes Diabetes Read code ever recorded
Parkinson’s disease Parkinson’s disease Read code ever recorded (Relevant Read Code recorded)
Multiple sclerosis Multiple sclerosis Read code ever recorded (Relevant Read Code recorded)
Stroke or transient ischaemic attack Stroke or TIA Read code ever recorded (Relevant Read Code recorded)
Blindness and low vision Blindness Read code ever recorded (Relevant Read Code recorded)
Glaucoma Glaucoma Read code ever recorded (Relevant Read Code recorded)
Hearing loss Hearing loss Read code ever recorded (Relevant Read Code recorded)
Hypertension Hypertension Read code ever recorded (Relevant Read Code recorded)
Heart failure Heart failure Read code ever recorded
Peripheral vascular diseases PVD Read code ever recorded (Relevant Read Code recorded)
Chronic sinusitis Sinusitis Read code ever recorded (Relevant Read Code recorded)
Bronchitis, emphysema and other chronic obstructive pulmonary diseases COPD Read code ever recorded (Relevant Read Code recorded)
Bronchiectasis Bronchiectasis Read code ever recorded (Relevant Read Code recorded)
Crohn’s disease and ulcerative colitis Inflammatory bowel disease Read code ever recorded (Relevant Read Code recorded)
Diverticular disease of intestine Diverticular disease Read code ever recorded (Relevant Read Code recorded)
Rheumatoid arthritis, other inflammatory polyarthropathies and systematic connective tissue disorders Inflammatory arthritis Read code ever recorded (Relevant Read Code recorded)
Hyperplasia of prostate and prostate disorders Prostate disease Read code ever recorded (Relevant Read Code recorded)
Psoriasis or eczema Psoriasis/eczema Read code ever recorded (M11% and M12%) AND ≥4 prescriptions in last year (BNF 13.4, excluding hydrocortisone, and BNF 13.5)
Viral hepatitis Viral hepatitis Read code ever recorded (Relevant Read Code recorded)
Irritable bowel syndrome Irritable bowel syndrome Read code ever recorded (Relevant Read Code recorded) OR ≥4 antispasmodic prescription in last year (POM only, exclude kolanticon, alverine citrate and peppermint oil)
Cirrhosis/chronic liver disease/alcoholic liver disease Chronic liver disease Read code ever recorded (Relevant Read Code recorded)
Migraine Migraine ≥4 antimigraine prescriptions in last year (BNF 040704%, POM only exclude migraleve)
Dyspepsia Dyspepsia ≥4 prescriptions in last year BNF 0103% excluding antacids AND not ≥4 NSAIDs OR ≥4 aspirin/clopidogrel
Constipation Constipation ≥4 prescriptions in last year, BNF 0106%
Pain Pain ≥4 specified analgesic prescriptions in last year (opioids/>8 mg cocodamol/NSAIDs) OR ≥4 specified antiepileptics in the absence of an epilepsy Read code in last year (gabapentin, pregabalin and carbamazepine)
  1. BNF British National Formulary, NSAID non-steroidal anti-inflammatory drug, POM prescription-only medicine.