Table 2 Factor arrays; rank scores per statement for each factor

Information

 1

The invitation for the CSPs is clear to me

 + 2*

 + 1

 + 2

 2

I understand the information in the flyer ^a

 + 1

0

 + 1

 3

The flyer helps me deciding on participating in the CSPs

 + 1*

 + 2*

0**

 4

The flyer contains information about the advantages AND disadvantages of the CSPs ^a

 + 1

 + 1

0

 5

I have sufficient information about the CSPs to make a choice about attendance

 + 1

 + 3**

 + 1

 6

Whenever I have questions about the CSPs I consult my GP

0

 + 3**

0

 7

I want my GP to invite me for participating in the CSPs

0

0

-1**

 8

I want my GP to provide me with the outcomes of the screening tests

0**

 + 2**

0**

 9

I want to receive the screening outcome via post mail ^a

0

0

 + 1

 10

I talk about the CSPs with my partner, children, family, and friends ^a

 + 1

 + 1

0

 11

I would attend an information meeting on the CSPs

0

-1

-2**

Awareness

 12

As long as a do not have any complaints, I do not want to know whether I have cancer

-3

 + 1**

-2

 13

There are also disadvantages on participating in a CSP

-1

 + 2**

-1

 14

I do believe to have a high risk on developing cancer ^a

0

0

0

 15

By participating in a CSP I can lower my chance of dying as a consequence of cancer

 + 1

0**

 + 2

Motivation

 16

I am afraid to develop cancer

-1**

-2**

 + 3**

 17

I think it is important to have a medical check-up now and then, even when I do not have any complaints

 + 4**

-1**

 + 2**

 18

I think it is positive that the CSPs are in place

 + 2**

 + 4

 + 4

 19

The opinion of my partner, children, family, and friends on participating in a CSP is important to me

 + 1**

-1

-1

 20

My faith influences my choice to participate in a CSP ^a

-2

-3

-3

 21

Participating in a CSP does NOT match with my faith ^a

-3

-3

-4

 22

Within my family we do not talk about cancer ^a

-2

-1

-2

 23

By participating in a CSP I am able to do something positive for my health

 + 3

 + 1*

 + 2

Intention

 24

I attend the CSPs because I get invited

 + 2

0**

 + 1

Ability

 25

I think about possible follow-up studies when deciding to participate in a CSP

-1**

0**

 + 1**

Barriers

 26

Participating in a CSP takes a lot of time ^a

-2

-1

-1

 27

I do not participate in a CSP because the follow-up studies cost money

-4**

-2*

-1

 28

I have faith in the tests used by the CSPs

 + 3

 + 2*

 + 3

 29

None of my peers actually does participate in a CSP ^a

-2

-2

-3

 30

Due to health problems, I am not able to participate in the CSPs

-1*

-4**

-2*

 31

The examinations used in the CPS give me an unpleasant feeling

-1

-2

0**