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Table 1 Baseline characteristics

From: Reducing the socioeconomic gradient in uptake of the NHS bowel cancer screening Programme using a simplified supplementary information leaflet: a cluster-randomised trial

Variables SI + Gist
N = 84,421
SI
N = 79,104
  median (range) median (range)
Age at invite (in years) 66.0 (59.0–74.0) 66.0 (59.0–74.0)
IMD deprivation score 14.9 (0.5–87.8) 14.8 (0.5–87.8)
  % (n) % (n)
Gender
 Female 51.2 (43195) 51.4 (40671)
 Male 48.8 (41226) 48.6 (38433)
Socioeconomic status quintile
 Least deprived (0–8.49) 22.6 (19055) 23.5 (18554)
 2nd quintile (8.50–13.79) 23.5 (19787) 23.2 (18295)
 3rd quintile (13.80–21.35) 21.7 (18320) 20.3 (15993)
 4th quintile (21.36–34.17) 17.5 (14747) 17.1 (13469)
 Most deprived (34.18–87.80) 14.7 (12374) 16.0 (12660)
Missing 138 133
Hub
 Midlands & North West 26.6 (22469) 30.8 (24369)
 Southern 24.5 (20651) 26.6 (21004)
 London 8.8 (7416) 8.4 (6636)
 North East 16.1 (13614) 16.3 (12858)
 Eastern 24.0 (20271) 18.0 (14237)
Screening round
 Incident episodes 53.3 (45019) 53.3 (42143)
 Prevalent first time invitees 15.4 (13034) 15.7 (12410)
 Prevalent previous non-responders 31.2 (26368) 31.0 (24551)
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