Table 1.

A summary of properties of the categorical clinical data used in this article. For each feature, the categories’ names and the number of patients with recorded data in each category are given.

Feature	Category	Count	Feature	Category	Count
CKD	Yes	131	PC-Dizziness	Yes	7
	No	21		No	145
Radiology-RPLD	Yes	12	PC-Headache	Yes	5
	No	132		No	147
Radiology-Consolidation on report	Yes	99	PC-Hyperglycaemia	Yes	12
	No	46		No	140
Radiology-Worsening consolidation	Yes	34	DM type	Type 1	12
	No	25		Type 2	140
Radiology-CT chest or CTPA	Yes	5	DM complications	Yes	127
	No	143		No	26
Radiology-PE	Yes	1	PVD	Yes	47
	No	5		No	105
Diabetes autoantibodies	Yes	1	Peripheral neuropathy	Yes	67
	No	152		No	84
PC-Fever	Yes	64	Background retinopathy	Yes	73
	No	88		No	64
PC-Cough	Yes	81	Preproliferative retinopathy	Yes	15
	No	72		No	122
PC-SOB	Yes	66	Proliferative retinopathy	Yes	17
	No	86		No	120
PC-Chest pain	Yes	11	Previous foot ulcer	Yes	28
	No	141		No	124
PC-Abdominal pain	Yes	8	Active foot ulceration	Yes	8
	No	144		No	144
PC-Diarrhoea	Yes	21	VRII treatment during admission	Yes	23
	No	131		No	129
PC-Myalgia	Yes	16	DNAR	Yes	109
	No	136		No	41

Note. CKD: chronic kidney disease; CT: computed tomography; CTPA: computed tomography pulmonary angiogram; DNAR: do not attempt resuscitation; PC: presenting complaint; PE: pulmonary embolism; PVD: peripheral vascular disease; RPLD: reported pre-existing lung disease; SOB: shortness of breath; VRII: variable rate intravenous insulin infusion.