Table 3

Factors associated with breast cancer screening practice1 in multivariate analysis2 (n = 2,583)

Socio-demographic factors

Multivariate OR

95%CI


Age (years)

40-49

1.0(ref)

50-64

1.16

0.92

1.47

65+

0.61

0.42

0.88

Education

No

1.0(ref)

Elementary school (≤ 6 years)

1.51

1.06

2.16

Middle/high school (7-12 years)

1.99

1.36

2.92

University or higher (≥ 13 years)

2.73

1.71

4.35

Household monthly income3

Lowest tertile (≤ US$650)

1.0(ref)

Middle tertile (US$650-1,345)

0.94

0.73

1.21

Highest tertile (≥ US$1,345)

0.99

0.75

1.3

Private health insurance

No

1.0(ref)

Yes

1.42

1.12

1.79

Marital status4

With spouse

1.0(ref)

Without spouse

1.07

0.85

1.35

Health behavioral risk factors

Alcohol

Never

1.0(ref)

Less than once per month

1.09

0.87

1.37

More than once per month

1.00

0.78

1.27

Lifetime smoker5

No

1.0(ref)

Yes

0.52

0.35

0.79

Physical activity of moderate intensity6

Never

1.0(ref)

More than once per week

1.11

0.9

1.37

Everyday

1.12

0.84

1.5

Psychological and cognitive factors

Attitude towards effectiveness of medical examination

Effective

1.0(ref)

Not effective/not received medical exam

0.18

0.14

0.23

Physical function and health status

Self-reported health status

Healthy

1.0(ref)

Fair

1.26

1.00

1.58

Unhealthy

0.94

0.71

1.24

Visual problem

No

1.0(ref)

Yes

1.05

0.86

1.29

Hearing problem

No

1.0(ref)

Yes

0.96

0.71

1.3

Walking problem

No

1.0(ref)

Yes

1.21

0.91

1.62

Limitation in daily activities

No

1.0(ref)

Yes

1.15

0.84

1.58


1 Subjects who had undergone a mammography or breast ultrasonography within the previous 2 years were considered as having received breast cancer screening as recommended by the KNCSP guidelines

2 Based on a multiple regression model including variables which were significantly associated with breast cancer screening participation in univariate analysis

3 To derive income per adult equivalent, we defined as household 'income/square root of person'

4 The term 'spouse' refers to an individual who is legally married or cohabiting, 'without spouse' refers to an individual who is single, divorced, or separated

5 'Lifetime smoker' included respondents who reported that they have smoked at least 100 cigarettes and still smoke

6 Moderate-intensity activitieswere defined as lasting at least 10 minutes and increasing heart rate slightly compared with sedentary activities

Lee et al. BMC Cancer 2010 10:144   doi:10.1186/1471-2407-10-144

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