Table 2.
Variation in Bowel cancer screening participation, for adults with and without SMIs, by demographic characteristic, smoking status and BMI.
| Number of people | Proportion of eligible people who participated (95% CIs) | Unadjusted OR (95% CIs) | Adjusted OR (95%CIs) | |||
|---|---|---|---|---|---|---|
| No SMI N (%) | SMI N (%) | No SMI % (95% CIs) | SMI % (95% CIs) | |||
| Agea | ||||||
| 60–64 | 631,845 (37.40) | 8866 (40.39) | 48.70 (48.58, 48.82) | 36.60 (35.60, 37.61) | 0.61*** (0.58, 0.64) | 0.68*** (0.65, 0.71) |
| 65–69 | 528,181 (31.26) | 6993 (31.86) | 63.55 (63.42, 63.68) | 44.84 (43.68, 46.02) | 0.47*** (0.44, 0.49) | 0.53*** (0.50, 0.55) |
| 70–74 | 529,451 (31.34) | 6093 (27.76) | 66.42 (66.29, 66.55) | 46.97 (45.71, 48.23) | 0.45*** (0.43, 0.47) | 0.50*** (0.47, 0.52) |
| Sexb | ||||||
| Female | 853,520 (50.52) | 11,615 (52.91) | 61.26 (61.15, 61.36) | 44.74 (43.84, 45.65) | 0.51*** (0.49, 0.53) | 0.58*** (0.55, 0.60) |
| Male | 835,957 (49.48) | 10,337 (47.09) | 56.48 (56.38, 56.59) | 39.14 (38.20, 40.09) | 0.50*** (0.48, 0.52) | 0.57*** (0.55, 0.59) |
| Ethnicityc | ||||||
| White | 1,226,878 (72.62) | 16,339 (74.43) | 62.23 (62.15, 62.32) | 44.01 (43.24, 44.77) | 0.48*** (0.46, 0.49) | 0.56*** (0.54, 0.58) |
| Asian | 79,539 (4.71) | 1351 (6.15) | 48.78 (48.43, 49.12) | 35.90 (33.35, 38.53) | 0.59*** (0.53, 0.66) | 0.60*** (0.54, 0.67) |
| Black | 39,450 (2.34) | 1093 (4.98) | 47.73 (47.23, 48.22) | 34.86 (32.05, 37.78) | 0.59*** (0.52, 0.66) | 0.60*** (0.53, 0.68) |
| Mixed | 10,418 (0.62) | 276 (1.26) | 50.99 (50.02, 51.95) | 39.49 (33.73, 45.55) | 0.63*** (0.49, 0.80) | 0.71** (0.56, 0.92) |
| Other | 8767 (0.52) | 134 (0.61) | 49.05 (48.00, 50.10) | 38.81 (30.63, 47.64) | 0.66* (0.46, 0.93) | 0.65* (0.46, 0.93) |
| Unknown | 324,425 (19.20) | 2759 (12.57) | 50.63 (50.46, 50.80) | 37.19 (35.39, 39.03) | 0.58*** (0.53, 0.62) | 0.60*** (0.55, 0.65) |
| Deprivationd | ||||||
| Quintile 1 (least deprived) | 398,985 (23.62) | 2998 (13.66) | 65.81 (65.67, 65.96) | 50.27 (48.46, 52.07) | 0.53*** (0.49, 0.56) | 0.51*** (0.47, 0.55) |
| Quintile 2 | 360,624 (21.35) | 3469 (15.80) | 62.34 (62.18, 62.50) | 47.82 (46.15, 49.50) | 0.55*** (0.52, 0.59) | 0.56*** (0.52, 0.60) |
| Quintile 3 | 321,234 (19.01) | 3976 (18.11) | 59.35 (59.18, 59.52) | 44.29 (42.74, 45.85) | 0.54*** (0.51, 0.58) | 0.58*** (0.54, 0.62) |
| Quintile 4 | 301,819 (17.86) | 4963 (22.61) | 54.24 (54.07, 54.42) | 38.75 (37.39, 40.12) | 0.53*** (0.50, 0.57) | 0.56*** (0.53, 0.59) |
| Quintile 5 (most deprived) | 248,548 (14.71) | 5773 (26.30) | 47.86 (47.66, 48.06) | 36.17 (34.93, 37.43) | 0.62*** (0.58, 0.65) | 0.64*** (0.60, 0.67) |
| Unknown | 58,267 (3.45) | 773 (3.52) | 58.84 (58.44, 59.24) | 39.46 (36.01, 43.01) | 0.46*** (0.39, 0.53) | 0.49*** (0.42, 0.57) |
| Regione | ||||||
| North East | 62,089 (3.68) | 793 (3.61) | 62.49 (62.11, 62.87) | 46.15 (42.65, 49.70) | 0.51*** (0.45, 0.59) | 0.58*** (0.50, 0.67) |
| North West | 312,572 (18.50) | 4161 (18.95) | 58.66 (58.49, 58.84) | 41.05 (39.55, 42.56) | 0.49*** (0.46, 0.52) | 0.56*** (0.52, 0.60) |
| Yorkshire and Humber | 65,446 (3.87) | 806 (3.67) | 63.38 (63.01, 63.74) | 47.39 (43.91, 50.91) | 0.52*** (0.45, 0.60) | 0.58*** (0.50, 0.66) |
| East Midlands | 35,822 (2.12) | 340 (1.55) | 62.60 (62.10, 63.10) | 47.94 (42.54, 53.39) | 0.55*** (0.44, 0.68) | 0.59*** (0.48, 0.74) |
| West Midlands | 292,386 (17.31) | 3354 (15.28) | 58.38 (58.20, 58.56) | 41.83 (40.16, 43.52) | 0.51*** (0.48, 0.55) | 0.57*** (0.53, 0.62) |
| East of England | 76,096 (4.50) | 827 (3.77) | 59.76 (59.41, 60.11) | 46.92 (43.48, 50.38) | 0.60*** (0.52, 0.68) | 0.65*** (0.56, 0.75) |
| South West | 221,017 (13.08) | 2454 (11.18) | 60.27 (60.06, 60.47) | 43.19 (41.23, 45.18) | 0.50*** (0.46, 0.54) | 0.55*** (0.50, 0.59) |
| South Central | 212,918 (12.60) | 2378 (10.83) | 62.10 (61.89, 62.31) | 45.46 (43.45, 47.49) | 0.51*** (0.47, 0.55) | 0.56*** (0.52, 0.61) |
| London | 249,518 (14.77) | 4912 (22.38) | 52.33 (52.14, 52.53) | 37.66 (36.31, 39.04) | 0.55*** (0.52, 0.58) | 0.59*** (0.55, 0.62) |
| South East Coast | 161,613 (9.57) | 1927 (8.78) | 59.88 (59.64, 60.12) | 43.69 (41.47, 45.95) | 0.52*** (0.47, 0.57) | 0.55*** (0.51, 0.61) |
| Smoking statusf | ||||||
| Non-smoker | 1,094,308 (64.77) | 10,478 (47.73) | 62.47 (62.38, 62.56) | 47.00 (46.04, 47.96) | 0.53*** (0.51, 0.55) | 0.55*** (0.53, 0.58) |
| Smoker | 595,169 (35.23) | 11,474 (52.27) | 52.33 (52.20, 52.45) | 37.63 (36.75, 38.53) | 0.55*** (0.53, 0.57) | 0.59*** (0.57, 0.61) |
| BMIg | ||||||
| BMI ≤ 30 | 1,574,918 (93.22) | 19,469 (88.69) | 59.04 (58.96, 59.12) | 41.83 (41.14, 42.53) | 0.50*** (0.48, 0.51) | 0.56*** (0.54, 0.58) |
| BMI > 30 | 114,559 (6.78) | 2483 (11.31) | 56.90 (56.61, 57.19) | 44.26 (42.30, 46.24) | 0.60*** (0.56, 0.65) | 0.67*** (0.62, 0.73) |
*P < 0.05, **p < 0.01, ***p < 0.001.
aAdjusted for sex, ethnicity, region, area-level deprivation, smoking status and BMI.
bAdjusted for age, ethnicity, region, area-level deprivation, smoking status and BMI.
cAdjusted for age, sex, region, area-level deprivation, smoking status and BMI.
dAdjusted for age, sex, ethnicity, region, and smoking status and BMI.
eAdjusted for age, sex, ethnicity, area-level deprivation, smoking status and BMI.
fAdjusted for age, sex, ethnicity, region, area-level deprivation and BMI.
gAdjusted for age, sex, region, ethnicity, area-level deprivation and smoking status.