Independent variable

CaseA^a

CaseB^b

CaseC^c

OR^d

(95% CI^e)

P

OR

(95% CI)

P

OR

(95% CI)

P

Age

1.008

(1.000 - 1.017)

0.043

1.009

(1.001 - 1.017)

0.026

1.008

(1.001 - 1.016)

0.034

Sex

Female

reference

reference

reference

Male

0.998

(0.851 - 1.170)

0.978

0.838

(0.721 - 0.975)

0.022

0.807

(0.693 - 0.939)

0.006

Occupation

Private employee

reference

reference

reference

Public employee

0.866

(0.626 - 1.189)

0.376

0.712

(0.525 - 0.965)

0.028

0.700

(0.516 - 0.948)

0.021

Technical specialist

0.787

(0.246 - 2.181)

0.655

0.902

(0.329 - 2.472)

0.838

0.815

(0.297 - 2.235)

0.685

Self-employed people

1.122

(0.806 - 1.554)

0.492

1.086

(0.787 - 1.501)

0.616

1.101

(0.797 - 1.527)

0.562

Free-lancer

0.666

(0.389 - 1.094)

0.114

0.827

(0.517 - 1.318)

0.425

0.790

(0.495 - 1.260)

0.321

Part-time worker

0.744

(0.545 - 1.006)

0.055

0.772

(0.582 - 1.023)

0.072

0.783

(0.591 - 1.038)

0.089

Student

0.232

(0.106 - 0.449)

<0.01

0.486

(0.297 - 0.778)

0.002

0.553

(0.345 - 0.874)

0.011

Housewife/

Housekeeping husband

1.110

(0.899 - 1.368)

0.332

0.966

(0.788 - 1.185)

0.741

0.972

(0.792 - 1.194)

0.789

Unemployed

0.683

(0.462 - 0.992)

0.045

0.863

(0.611 - 1.219)

0.404

0.869

(0.616 - 1.229)

0.427

Experience of attending CPR^f training course

No

reference

reference

reference

Yes

0.962

(0.815 - 1.134)

0.642

1.009

(0.863 - 1.181)

0.908

1.045

(0.893 - 1.222)

0.587