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Table 6 Relative risks for cardio-cerebrovascular disease by health examination compliance and period among female participants

From: Effectiveness of workers’ general health examination in Korea by health examination period and compliance: retrospective cohort study using nationwide data

Female Ischemic heart disease Ischemic cerebrovascular disease Hemorrhagic cerebrovascular disease
Age and national insurance type period Subjects Cases RRe (95% CI) Cases RRe (95% CI) Cases RRe 95% CI
40s
 Non-office worker
  Non-compliant groupa   26,707 2,047 1.00 (ref) 1,042 1.00 (ref) 143 1.00 (ref)
  Compliant groupb   55,396 4,170 0.99 (0.95 to 1.02) 2,338 1.06 (1.00 to 1.11) 308 1.03 (0.90 to 1.18)
 National insurance type
  Non-office workerc 1 year 55,396 4,170 1.00 (ref) 2,338 1.00 (ref) 308 1.00 (ref)
  Office workerd 2 year 8,132 581 1.00 (0.98 to 1.00) 283 0.98 (0.96 to 0.99) 45 1.00 (0.96 to 1.04)
  Self-employedd 2 year 47,789 5,536 1.28 (1.25 to 1.31) 3,013 1.24 (1.20 to 1.28) 383 1.21 (1.11 to 1.31)
50s
 Non-office worker
  Non-compliant groupa   18,655 2,921 1.00 (ref) 1,699 1.00 (ref) 220 1.00 (ref)
  Compliant groupb   39,794 6,019 0.97 (0.94 to 1.00) 3,348 0.94 (0.91 to 0.98) 337 0.81 (0.73 to 0.89)
 National insurance type
  Non-office workerc 1 year 39,794 6,019 1.00 (ref) 3,348 1.00 (ref) 337 1.00 (ref)
  Office workerd 2 year 1,778 310 1.01 (1.00 to 1.01) 141 1.00 (0.99 to 1.00) 17 1.01 (0.98 to 1.03)
  Self-employedd 2 year 95,295 19,511 1.31 (1.28 to 1.34) 11,810 1.38 (1.33 to 1.42) 1,253 1.39 (1.27 to 1.53)
  1. aMissing at least one chance for health examination from 2002 to 2006
  2. bParticipate in total health examination chances from 2002 to 2006
  3. cOnly compliant group of non-office workers was selected: representing 1 year period health examination
  4. dOnly compliant group of office workers and self-employed was selected: representing 2 year period health examination
  5. eRelative risk and 95% confidence interval for cardio-cerebrovascular disease were estimated by SAS syntax: PROC GENMOD