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. 2022 Nov 2;24(11):e42447. doi: 10.2196/42447

Table 1.

Constructs and measures.

Constructs Measures References
Online health information seeking
  • OHISa1: I want to seek health information often on the internet.

  • OHIS2: I am willing to search the internet for relevant health information when I need it.

  • OHIS3: I will seek health information on the internet before making health decisions.

Deng and Liu [48]; Li and Wang [59]
Perceived risk
  • PCRb1: I am constantly worried about my health condition.

  • PCR2: I fear that my chronic condition would probably attack or worsen.

  • PCR3: If my chronic disease attacks or worsens, it would have a serious impact on my work or life.

Kahlor [60]
Perceived benefits
  • PBFc1: Health information on the internet could be useful for me.

  • PBF2: Health information on the internet could be helpful to me.

  • PBF3: Health information on the internet could help me become familiar with health knowledge.

McKinley and Wright [47]
Perceived susceptibility
  • PSUd1: The health-related issues mentioned in the internet health information are likely to happen on me.

  • PSU2: There is a good possibility that I will experience the health-related issues mentioned in the internet health information.

  • PSU3: I am likely to contract the health-related issues mentioned in the internet health information.

Ahadzadeh et al [34]; Shang and Zhou [61]
Perceived severity
  • PSEe1: The consequences of the health-related issues mentioned in the internet health information may be serious for me.

  • PSE2: Contracting the health-related issues mentioned in the internet health information would be likely to cause me major problems.

  • PSE3: Suffering from the health-related issues mentioned in the internet health information is a serious problem for me.

Shang and Zhou [61]
Emotional support
  • ESf1: When faced with difficulties, some individuals on the internet comforted and encouraged me.

  • ES2: When faced with difficulties, some individuals on the internet expressed interest in and concern for my well-being.

  • ES3: When faced with difficulties, some individuals on the internet are on side with me.

Deng and Liu [48]; Li and Wang [59]
Informational support
  • ISg1: When faced with difficulties, some individuals on the internet would offer suggestions when I needed help.

  • IS2: When faced with difficulties, some individuals on the internet would give me information to help me overcome the problem.

  • IS3: When faced with difficulties, some individuals on the internet would help me discover the cause and provide me with suggestions.

Li and Wang [59]
Critical health literacy
  • CHLh1: Since being diagnosed with chronic diseases, I have considered whether the information was applicable to my situation.

  • CHL2: Since being diagnosed with chronic diseases, I have considered the credibility of the information.

  • CHL3: Since being diagnosed with chronic disease, I have checked whether the information was valid and reliable.

Ishikawa and Takeuchi [62]

aOHIS: online health information seeking.

bPCR: perceived risk.

cPBF: perceived benefit.

dPSU: perceived susceptibility.

ePSE: perceived severity.

fES: emotional support.

gIS: informational support.

hCHL: critical health literacy.