TY - GEN AU - Axén,Iben AU - Bergström,Gunnar AU - Bodin,Lennart TI - Using few and scattered time points for analysis of a variable course of pain can be misleading: an example using weekly text message data SN - 1878-1632 PY - 2015///0929 KW - Adolescent KW - Adult KW - Aged KW - Data Collection KW - methods KW - Female KW - Humans KW - Leg KW - Logistic Models KW - Low Back Pain KW - diagnosis KW - Male KW - Middle Aged KW - Multilevel Analysis KW - Outcome Assessment, Health Care KW - Pain KW - Pain Measurement KW - Research Design KW - Sweden KW - Text Messaging KW - Time Factors KW - Young Adult N1 - Publication Type: Journal Article; Observational Study; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/j.spinee.2013.08.035 ER -