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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: J Am Dent Assoc. 2014 Jul;145(7):737–743. doi: 10.14219/jada.2014.30

Table 2.

Example of tweet categorization

Tweet Pain Type Primary Category Secondary Category
My teeth hurt to anunbearable extent Toothache 1. Pain Intensity 1.1 Severe
Man I hope these aches go away, I got stuff to do. Ear ache, head hurt, throat itch! Earache 1. Pain Intensity
2. Action Taken		 1.1 Mild
2.1 Hope/Ignore
My lower back killing me from all this lifting!! #StillGrateful Backache 1. Pain Intensity
2. Cause		 1.1 Moderate
2.1 Physical Activity
Couldn’t go to school today cuz i had a serious pain in my tooth ahhhhh it still kinda hurts. Maybe some drawing will take the pain away,.. Toothache 1. Pain Intensity
2. Action Taken
3. Impact		 1.1 Moderate
2.1 Distract
3.1 Missed School/Work
I have the worst headache ever. Poppin’ advils like they’re candy~ Headache 1. Pain Intensity
2. Action		 1.1 Severe
2.1 Medication OTC