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Table 5 Relative risks for cardio-cerebrovascular disease by health examination compliance and period among male participants

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

Male

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

 

148,658

16,055

1.00

(ref)

6,363

1.00

(ref)

1,265

1.00

(ref)

  Compliant groupb

 

265,236

26,167

0.94

(0.93 to 0.95)

10,295

0.94

(0.92 to 0.96)

1,631

0.82

(0.79 to 0.86)

 National insurance type

  Non-office workerc

1 year

265,236

26,167

1.00

(ref)

10,295

1.00

(ref)

1,631

1.00

(ref)

  Office workerd

2 year

51,875

5,933

1.03

(1.02 to 1.03)

2,014

1.00

(0.99 to 1.01)

294

0.99

(0.97 to 1.01)

  Self-employedd

2 year

19,171

2,524

1.03

(1.02 to 1.03)

1,122

1.04

(1.03 to 1.04)

188

1.04

(1.02 to 1.06)

50s

 Non-office worker

  Non-compliant groupa

 

75,595

14,982

1.00

(ref)

7,714

1.00

(ref)

1,127

1.00

(ref)

  Compliant groupb

 

138,224

25,701

0.95

(0.94 to 0.96)

12,870

0.94

(0.92 to 0.96)

1,708

0.89

(0.85 to 0.93)

 National insurance type

  Non-office workerc

1 year

138,224

25,701

1.00

(ref)

12,870

1.00

(ref)

1,708

1.00

(ref)

  Office workerd

2 year

18,490

3,952

1.02

(1.02 to 1.03)

1,656

1.00

(0.99 to 1.00)

188

0.98

(0.96 to 0.99)

  Self-employedd

2 year

41,434

9,144

1.05

(1.05 to 1.06)

5,240

1.09

(1.08 to 1.10)

717

1.09

(1.07 to 1.12)

  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