Table 4.
Research instruments.
| Constructs | Items | Source |
|---|---|---|
| Microblog information credibility | I think this posting is factual I think this posting is accurate I think this posting is credible |
(CheunG et al., 2009) |
| Argument quality | The text arguments in this posting are convincing The text arguments in this posting are strong The text arguments in this posting are persuasive The text arguments in this posting are good |
(Cheung et al., 2009) |
| Source credibility | The person who wrote this posting is trustworthy The person who wrote this posting is reliable The person who wrote this posting is knowledgeable on this topic The person who wrote this posting is an expert on this topica |
(Bhattacherjee & Sanford, 2006) |
| Vividness | In the posting I just read, I felt it is sensational In the posting I just read, I felt it is vivid In the posting I just read, I felt it is graphic |
(Quick & Stephenson, 2008) |
| Multimedia diagnosticity | The multimedia used in this posting are helpful for me to evaluate the fact The multimedia used in this posting are helpful in familiarizing me with the fact The multimedia used in this posting are helpful for me to understand the fact |
(Jiang & Benbasat, 2007) |
| Individual involvement | This topic is important to me This topic is relevant to mea This topic is one that really matters to me This topic affects me personally |
(Stephenson, Benoit & Tschida, 2001) |
| Need for cognition | I do not like to have to do a lot of thinking (R)a I try to avoid situations that require thinking in-depth about something (R) I prefer to do something that challenges my thinking abilities rather than something that requires little thought I prefer complex problems to simple problems Thinking hard and for a long time about something gives me little satisfaction (R)a |
(Tam & Ho, 2005) |
| Microblog credibility | I think most information on microblogs is factual I think most information on microblogs is accurate I think most information on microblog is credible Generally speaking, I believe the information on microblogs |
(Sussman & Siegal, 2003) |
| Propensity to distrust | I usually distrust people until they give me a reason to trust them I generally am wary of people's motives when I first meet thema My typical approach is to distrust new acquaintances unless they prove that I should trust them |
(Benamati et al., 2010) |
a
Deleted items from the final analyses because of two criteria: (1) Significant decrease in reliability; (2) Low factor loadings (< 0.75).