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. 2015 Jan 14;17(1):e18. doi: 10.2196/jmir.3768

Table 2.

Coding scheme of tweet content.

Code grouping Code and definition Codes/Tweet (N=900), n (%) Example
Socioemotional support Personal remarks, social conversation: Success stories, thanking other users for following 125 (13.9) @StopSmokingCIOS Thanks for the link! Yes, we've seen them. Very thought provoking. 10 Years - Full Circle: At 10 years smoke-free, Michelle has plenty to say about how she quit, and the benefits...http://bit.ly/z8gIkC
Reassures, encourages, or shows optimism: Any tweet related to motivation, inspirational quotes 87 (9.7) Finally, it's Saturday! Wishing you all a healthy and happy weekend. Make sure to pack it full of motivational activities.
Encouraging/ engaging Gives orientation, instructions, suggestions: How to, any tips related to cravings, smoking cessation, and long-term success with quitting 91 (10.1) #Tip Know your triggers. Create a plan for each. Exmpl: Smoke after meals-->Wash dishes, brush teeth, take a short walk to break routine.
Asks open-ended questions: Any tweet that prompts a response or encourages interactions between users 35 (3.9) How many days into quitting are you? Tweet at us, and we'll share for inspiration! #ThisIsYOURYear
Informational Promotion of a product or event: Any tweet that mentions or endorses a product, or encourages attendance of an event on a specific date 122 (13.6) It's a new day. A new week. A new you. Try to quit smoking today with @quittea http://ow.ly/cgqTt http://ow.ly/i/LZyy Retweeted by Quit Tea
Unrelated comments: Does not explicitly mention smoking or smoking cessation methods 52 (5.8) Heidi Klum and Seal separate: when's the downward spiral of celeb divorce going to end? http://trib.al/jUQ9Sz
Gives information on a medical condition: Specific mention of a disease or condition related to smoking (lung cancer, respiratory problems) 48 (5.3) NYT: Smoker presents w/ coughing fits & holes in bones: pulmonary Langerhans cell histiocytosis #PLCH. http://ow.ly/ciyFH
Gives information on lifestyle: Day-to-day effects of quitting smoking including dietary changes, exercise suggestions, and smoking alternatives 83 (9.2) Once you quit: Your bad breath is gone. The stains on your teeth, fingers, and fingernails fade. You have more overall energy to enjoy life.
Gives information on psychosocial: Related to changing behavior as a result of social interactions, environment, and individual thoughts 38 (4.2) Can Facebook Make You Quit Smoking The Daily Beast http://bit.ly/NpqaWQ
Gives information on news: New developments related to quit smoking technology, recently published journal articles 174 (19.3) ABC Nightline News: Is #BigTobacco profiting from kids? #Video. http://ow.ly/cj1lP
Gives information on other: Contains content unrelated to a medical condition, lifestyle habit, psychosocial factor, or news 45 (5.0) Indonesia Zoo Helping Orangutan Quit Smoking After 10 Years (Video) http://bit.ly/NIBp8V