Table 5.

Comorbidities according to disease severity

	Mild [MRC*** 1-2****]	Moderate [MRC 3-4]	Severity [MRC 5]
	[n = 849]	[n = 1012]	[n = 521]
Zero comorbidities	44% [376]	15% [152]	14% [71]
[n = 595] [%**]
1-2 comorbidities	46% [391]	53% [533]	49% [255]
[n = 1196]
≥3 comorbidities	10% [82]	32% [327]	37% [195]
[n = 613]

*2382 reported disease severity [44 = missing data from cohort of 2426]

**The percentage with a particular level of disease and number of co-morbidities within each disease level

***= Medical Research Council

****1-2 = mild severity of disease, 3-4 = moderate severity of disease, 5 = severe disease