Objectives: This paper describes the development and translation of a questionnaire purported to measure (1) the perception of the placement strategy of automated external defibrillator, (2) the perception on the importance of bystander cardiopulmonary resuscitation and automated external defibrillator (3) the perception on the confidence and willingness to apply these two lifesaving interventions as well as (4) the fears and concerns in applying these two interventions. For construct validation, exploratory factor analysis was performed using principal axis factoring and promax oblique rotation and confirmatory factor analysis performed using partial least square. Results Five factors with eigenvalue >1 were identified. Pattern matrix analysis showed that all items were loaded into the factors with factor loading >0.4. One item was subsequently removed as Cronbach’s alpha >0.9 which indicates redundancy. Confirmatory factor analysis demonstrated acceptable factor loadings except for one item which was subsequently removed. Internal consistency and discriminant validity was deemed acceptable with no significant cross-loading.

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On 06 Nov, 2019
On 30 Sep, 2019
Posted 04 Oct, 2019
On 26 Sep, 2019
On 05 Sep, 2019
On 04 Sep, 2019
On 04 Sep, 2019
On 27 Jul, 2019
Received 25 Jul, 2019
On 01 Jul, 2019
Invitations sent on 01 Jul, 2019
On 01 Jul, 2019
On 29 Jun, 2019
On 28 Jun, 2019
On 06 Nov, 2019
On 30 Sep, 2019
Posted 04 Oct, 2019
On 26 Sep, 2019
On 05 Sep, 2019
On 04 Sep, 2019
On 04 Sep, 2019
On 27 Jul, 2019
Received 25 Jul, 2019
On 01 Jul, 2019
Invitations sent on 01 Jul, 2019
On 01 Jul, 2019
On 29 Jun, 2019
On 28 Jun, 2019
Objectives: This paper describes the development and translation of a questionnaire purported to measure (1) the perception of the placement strategy of automated external defibrillator, (2) the perception on the importance of bystander cardiopulmonary resuscitation and automated external defibrillator (3) the perception on the confidence and willingness to apply these two lifesaving interventions as well as (4) the fears and concerns in applying these two interventions. For construct validation, exploratory factor analysis was performed using principal axis factoring and promax oblique rotation and confirmatory factor analysis performed using partial least square. Results Five factors with eigenvalue >1 were identified. Pattern matrix analysis showed that all items were loaded into the factors with factor loading >0.4. One item was subsequently removed as Cronbach’s alpha >0.9 which indicates redundancy. Confirmatory factor analysis demonstrated acceptable factor loadings except for one item which was subsequently removed. Internal consistency and discriminant validity was deemed acceptable with no significant cross-loading.

Figure 1
This is a list of supplementary files associated with this preprint. Click to download.
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