Table 2.
Demographic characteristics of Research and Surveillance Centre (RSC) compared to Office of National Statistics (ONS) benchmark data.
| Characteristics | All RSC surveillance practicesa,b |
Primary Care Sentinel Cohortb |
Syndromic surveillance general practicesb | English national data (ONS) | |||||
| Age (years), median (IQR)c | 39 (21-58) | 39 (22-58) | 38 (21-57) | 40 (21-59) | |||||
| Female, n (%)c | 8,640,025 (49.9) | 4,206,592 (50) | 6,164,188 (49.9) | 28,567,320 (50.5) | |||||
| Ethnicity, n (%)c | |||||||||
|
|
White | 11,347,155 (81.5) | 5,585,337 (83.3) | 8,108,670 (81) | 47,417,500 (84.2) | ||||
|
|
Asian | 1,390,875 (10) | 622,009 (9.3) | 1,022,726 (10.2) | 4,661,000 (8.3) | ||||
|
|
Black | 611,387 (4.4) | 243,921 (3.6) | 460,248 (4.6) | 2,066,100 (3.7) | ||||
|
|
Mixed | 310,100 (2.2) | 142,891 (2.1) | 224,780 (2.2) | 1,086,600 (1.9) | ||||
|
|
Other | 266,960 (1.9) | 113,805 (1.7) | 198,491 (2) | 1,055,800 (1.9) | ||||
| NHSd Region, n (%)c | |||||||||
|
|
South East | 3,553,593 (20.5) | 1,567,376 (18.6) | 2,829,726 (22.9) | 8,933,822 (15.8) | ||||
|
|
London | 3,289,770 (19) | 1,191,081 (14.2) | 2,552,695 (20.7) | 9,002,488 (15.9) | ||||
|
|
Midlands | 2,791,986 (16.1) | 1,171,549 (13.9) | 2,076,374 (16.8) | 10,658,558 (18.8) | ||||
|
|
North West | 2,741,232 (15.8) | 1,330,266 (15.8) | 2,126,805 (17.2) | 7,087,447 (12.5) | ||||
|
|
South West | 2,124,626 (12.3) | 1,523,323 (18.1) | 1,164,724 (9.4) | 5,665,799 (10) | ||||
|
|
North East Yorkshire | 1,720,689 (9.9) | 1,022,070 (12.1) | 1,074,612 (8.7) | 8,639,006 (15.3) | ||||
|
|
East of England | 1,077,884 (6.2) | 608,539 (7.2) | 531,682 (4.3) | 6,563,018 (11.6) | ||||
| Index of multiple deprivation (IMD), n (%)c | |||||||||
|
|
IMD1 (most deprived) | 3,366,018 (19.5) | 1,508,104 (17.9) | 2,487,902 (20.1) | 11,267,059 (20) | ||||
|
|
IMD2 | 3,483,363 (20.1) | 1,648,030 (19.6) | 2,480,510 (20.1) | 11,576,973 (20.6) | ||||
|
|
IMD3 | 3,386,739 (19.6) | 1,664,973 (19.8) | 2,363,689 (19.1) | 11,424,153 (20.3) | ||||
|
|
IMD4 | 3,408,200 (19.7) | 1,764,757 (21) | 2,398,673 (19.4) | 11,117,694 (19.8) | ||||
|
|
IMD5 (least deprived) | 3,652,825 (21.1) | 1,826,114 (21.7) | 2,625,435 (21.2) | 10,901,082 (19.4) | ||||
| Morbid obesity, n (%)e | 434,514 (2.5) | 208,995 (2.5) | 312,654 (2.5) | (3.2)f | |||||
| Smoking, n (%)g | |||||||||
|
|
Active | 2,304,974 (17.1) | 1,106,166 (16.8) | 1,659,899 (17.2) | 4,897,952 (12.1) | ||||
|
|
Ex | 3,236,336 (23.9) | 1,608,336 (24.4) | 2,297,591 (23.8) | 10,645,963 (26.3) | ||||
|
|
Never | 7,974,524 (59) | 3,869,419 (58.8) | 5,707,428 (59.1) | 24,935,033 (61.6) | ||||
aData represent a cross-sectional view of the state of the RSC network on October 8, 2021.
bRepresent the percentage of nonmissing data.
cONS data based on 2019 estimates.
dNHS: National Health Service.
eONS data based on 2020 estimates of morbid obesity in those aged over 16 years.
fData based on a sample; therefore, only the percentage is provided.
gONS data based on 2020 estimates of smoking status in those aged over 18 years.