Table 1

Demographic and clinical features and mortality outcomes of a whole adult population (n=228 632) categorised according to their hospital admission status during 12 weeks of the UK COVID-19 pandemic

Whole populationNot admittedNon-COVID-19 admissionCOVID-19 admission
Number (% of total)228 632223 074 (97.6)4628 (2)930 (0.4)
Age (years)50.0±18.847.6±18.563.1±20.571.4±16.5p<0.001
Gender (male, %)114 866 (50.2)50.348.455.2p<0.001
Ethnicity (% in category)
 White142 781 (62.5)62.177.773.5p<0.001
 South Asian44 229 (19.3)19.610.48.9
 Black17 858 (7.8)7.94.612.2
 Mixed5809 (2.5)2.61.30.6
 Chinese806 (0.4)0.40.10.2
 Unknown17 149 (7.5)7.55.84.5
Index of Multiple Deprivation32.8±15.932.9±15.930.4±14.430.7±14.4p<0.001
Smoking status (% never)148 046 (64.8)657381p<0.001
Body mass index (kg/m2)27.3 (±5.7)27.3 (±5.7)27.8 (±5.1)27.9 (±4.6)p<0.001
Prior admission (any 1 year)
(≥3)
15 119 (7%)
(0.6%)
6% (0.4%)31% (7%)35% (8%)p<0.001
Any comorbidity (≥3)110 564 (48%)
(12%)
48% (11%)77% (41%)88% (58%)p<0.001
Palliative care registered (%)1530 (0.7)0.54.913.9p<0.001
Nursing home resident (%)2130 (0.9)0.84.79.7p<0.001
Hypertension (%)47 830 (20.9)20.247.664.2p<0.001
Depression (%)39 153 (17)17.022.418.7p<0.001
Asthma (%)30 335 (13.3)13.216.116.3p<0.001
Diabetes (%)20 529 (9.0)8.621.433.8p<0.001
Ischaemic heart disease (%)10 965 (4.8)4.419.923.2p<0.001
Chronic kidney disease (%)10 265 (4.5)4.117.629.0p<0.001
Cancer (%)9796 (4.3)4.016.017.8p<0.001
Atrial fibrillation (%)6771 (3.0)2.64.78.7p<0.001
Chronic obstructive pulmonary disease (%)6762 (3.0)2.712.315.1p<0.001
Cerebrovascular disease (%)5359 (2.3)2.28.813.5p<0.001
Cardiac failure (%)4940 (2.2)1.913.120.8p<0.001
Osteoarthritis (%)4267 (1.9)1.78.011.2p<0.001
Epilepsy (%)4035 (1.8)1.73.84.5p<0.001
Rheumatoid arthritis (%)3284 (1.4)1.44.26.2p<0.001
Mental health disorder (%)2967 (1.3)1.31.71.7p<0.05
Peripheral vascular disease (%)2724 (1.2)1.14.78.7p<0.001
Dementia (%)2304 (1.0)0.94.07.8p<0.001
Learning difficulties (%)1597 (0.7)0.71.01.2p<0.05
Vital status (n, % died)1093 (0.5)407, 0.2333, 7.2*353, 38†p<0.001
  • Data are presented as mean±SD or as percentages. Between-groups analysis is by analysis of variance or by χ2 for scale or categorical variables, respectively. Comorbidities are listed in descending order of frequency.

  • *237 non-COVID-19 hospital deaths, 94 postdischarge deaths in community and 2 hospital COVID-19 deaths.

  • †270 hospital COVID-19 deaths, 47 non-COVID-19 hospital deaths and 36 postdischarge deaths in community.