Table 1.

Message Boards Used to Generate Corpus

URL	# Posts	# Threads	# Posts/Threads
http://community.breastcancer.org/	872728	26128	33.4
http://apps.komen.org/forums/	201909	25469	7.9
http://csn.cancer.org/forum/127	113521	11663	9.7
http://bcsupport.org/	14215	3242	4.4
http://www.healthboards.com/boards/forumdisplay.php?f=23	11270	2738	4.1
http://www.cancercompass.com/message-board/cancers/breast-cancer/1,0,119,1.htm	8543	1918	4.5
http://boards.webmd.com/webx/topics/hd/Cancer/Breast-Cancer-Friend-to-Friend/	7974	1549	5.1
http://www.dailystrength.org/c/Breast-Cancer/forum	2255	521	4.3
http://www.revolutionhealth.com/forums/cancer/breast-cancer	1786	551	3.2
http://ehealthforum.com/health/breast_cancer.html	921	332	2.8
http://www.oprah.com/community/community/health/cancer	150	55	2.7
http://boards.webmd.com/webx/topics/hd/Cancer/Breast-
Cancer-Living-with-Metastatic-Breast-Cancer/	128	47	2.7