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. Author manuscript; available in PMC: 2012 Feb 1.
Published in final edited form as: J Pain. 2011 Jan 15;12(2):257–262. doi: 10.1016/j.jpain.2010.08.005

Table 3.

Mean pain trajectories with standard deviations (SDs).

Group N Sample Percentage Mean Intercept SD Intercept Mean Slope SD Slope
Whole Sample 502 100% 5.59 2.20 −0.31 .45
Negative Slope 314 63% 6.05 2.11 −0.57 .32
Flat Slope 127 25% 5.20 2.06 −0.04 .14
Positive Slope 61 12% 4.02 2.07 0.41 .24