Table 1

Characteristics of people eligible for the CO@h programme from 1 October 2020 to 3 May 2021, before and after implementation at each site

TotalPre-implementationPost-implementationP value for difference
NumberPercentage (%)NumberPercentage (%)NumberPercentage (%)
Age category (years) and clinically extremely vulnerable status
18–49 and CEV48 50222.315 36420.533 13823.2
50–64 and CEV31 53814.510 31913.821 21914.9
65–79 and not CEV100 58246.236 40148.664 18145.0<0.001
65–79 and CEV15 7367.257267.610 0107.0
80+ and not CEV14 1456.548756.592706.5
80+ and CEV71473.322153.049323.5
Sex
Female118 31154.439 70153.078 61055.1
Male95 65543.933 89645.361 75943.3<0.001
Missing36841.713031.723811.7
Ethnicity
White157 81572.558 11277.699 70369.8
Asian/Asian British36 48216.810 72514.325 75718.0
Black/African/Caribbean/Black British83863.916312.267554.7<0.001
Mixed/Multiple ethnic groups25501.26850.918651.3
Other ethnic group45482.110761.434722.4
Missing78693.626713.651983.6
Index of multiple deprivation decile
1 (most deprived)28 24513.011 69715.616 54811.6
227 42512.6920712.318 21812.8
325 41711.7803810.717 37912.2
422 91110.572339.715 67811.0<0.001
521 1049.768849.214 22010.0
620 0759.265108.713 5659.5
719 4138.966918.912 7228.9
819 0308.768399.112 1918.5
918 2358.463808.511 8558.3
10 (least deprived)15 7467.254097.210 3377.2
Missing490.0120.0370.0
Body mass index
Underweight23701.17241.016461.2
Healthy weight45 18020.815 18120.329 99921.0
Overweight73 23933.625 64834.247 59133.3<0.001
Obese85 83439.429 77039.756 06439.3
Missing11 0275.135774.874505.2
Smoking status
Never smoker119 43154.939 90153.379 53055.7
Ex-smoker66 43830.524 77033.141 66829.2<0.001
Current smoker27 71412.7886211.818 85213.2
Missing40671.913671.827001.9
Comorbidities
Hypertension88 35840.630 54840.857 81040.50.194
Chronic cardiac disease35 30016.212 48216.722 81816.0<0.001
Chronic kidney disease33461.510701.422761.60.003
Chronic respiratory disease63 79029.322 51430.141 27628.9<0.001
Dementia27631.37901.119731.4<0.001
Diabetes68 44431.421 55828.846 88632.8<0.001
Chronic neurological disease (including epilepsy)93304.330044.063264.4<0.001
Learning disability14960.74590.610370.70.002
Malignancy or immunosuppression44 75720.615 55320.829 20420.50.092
Severe mental illness44242.013581.830662.1<0.001
Peripheral vascular disease36451.713811.822641.6<0.001
Stroke or transient ischaemic attack10 8345.036804.971545.00.316
Deaths within 28 days of positive COVID-19 test56162.614762.041402.9<0.001
Patients with at least one ED attendance within 28 days of positive COVID-19 test43 25019.9996513.324 28517.0<0.001
Patients with at least one emergency admission within 28 days of positive COVID-19 test26 52912.2753910.118 99013.3<0.001
Critical care use of those admitted427516.1124816.6302715.90.220
Total217 65074 90034.4142 75065.6
  • CEV, clinically extremely vulnerable; CO@h, COVID Oximetry @home.