Susceptibility to Driver Distraction Questionnaire (SDDQ)
Jing Feng‚ Susana Marulanda‚ and Birsen Donmez.‚ 2013
Section 1: Distraction Engagement
When driving‚ you:
a. hold phone conversations
b. manually interact with a phone (e.g.‚ sending text messages).
c. adjust the settings of in vehicle technology technology (e.g.‚ radio channel or song selection).
d. read roadside advertisements.
e. continually check roadside accident scenes if there are any.
f. chat with passengers if you have them.
g. daydream.
Section 2: Attitude and Beliefs about Voluntary Distraction
[Attitude] You think‚ it is alright for you to drive and:
a. hold phone conversations.
b. manually interact with a phone (e.g.‚ sending text messages).
c. adjust the settings of in in-vehicle technology (e.g.‚ radio channel or song selection).
d. read roadside advertisements.
e. continually check roadside accident scenes if there are any.
f. chat with passengers if you have them.
[Perceived control] You believe you can drive well even when you:
a. hold phone conversations.
b. manually interact with a phone (e.g.‚ sending text messages).
c. adjust the settings of in in-vehicle technology (e.g.‚ radio channel or song selection).
d. read roadside advertisements.
e. continually check roadside accident scenes if there are any.
f. chat with passengers if you have them.
[Perceived social norms 1] Most drivers around me drive and:
a. hold phone conversations.
b. manually interact with a phone (e.g.‚ sending text messages).
c. adjust the settings of in in-vehicle technology (e.g.‚ radio channel or song selection).
d. read roadside advertisements.
e. continually check roadside accident scenes if there are any.
f. chat with passengers if you have them.
Section 3: Susceptibility to Involuntary Distraction
While driving‚ you find it distracting when
a. your phone is ringing.
b. you receive an alert from your phone (e.g.‚ incoming text message).
c. you are listening to music.
d. you are listening to talk radio.
e. there are roadside advertisements.
f. there are roadside a accident scenes.
g. a passenger speaks to you.
h. Day dreaming
Engagement (0.66); Attitude (0.67); Perceived control (0.80); perceived norms from other drivers (0.73); perceived norms from peers and important individuals (0.81); and Involuntary (0.69)
This instrument can be found at: http://www4.ncsu.edu/selectjfeng2/Feng_Marulanda_Donmez_2014_TRR_manuscript.pdf & http://assets.conferencespot.org/fileserver/file/65807/filename/14-3009.pdf
Section 1: Never Rarely Sometimes Often Very Often
Section 2: Strongly Disagree‚ Disagree‚ Neutral‚ Agree‚ Strongly Agree
Section 3: Strongly Disagree‚ Disagree‚ Neutral‚ Agree‚ Strongly Agree‚ Never Happens
Feng. Jing.‚ Marulanda. Susana.‚ and Donmez. Birsen.‚ 2014. Susceptibility to Driver Distraction Questionnaire (SDDQ): Development and Relation to Relevant self-reported measures. Transportation Research Record: Journal of the Transportation Research Board‚ 2434; 26-34