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. Author manuscript; available in PMC: 2010 Apr 15.
Published in final edited form as: J Data Sci. 2008 Apr 1;6(2):247–259.

Table 5.

Comparison of the individual specific trajectory based on PROC TRAJ with missing data patterns (indicated as Model 1) and without missing data patterns (indicated as Model 2) as covariates.

Sex Education MDP Intercept Linear Quadratic


Model 1 Model 2 Model 1 Model 2 Model 1 Model 2
Men Lower A 5.032 5.547 −0.021 0.009 −0.020 −0.018
B 5.166 −0.013 −0.019
C 5.527 0.017 −0.018

Higher A 5.364 5.996 0.011 0.038 −0.018 −0.017
B 5.494 0.016 −0.018
C 5.854 0.043 −0.017

Women Lower A 5.469 6.077 0.017 0.040 −0.018 −0.016
B 5.628 0.022 −0.018
C 5.979 0.046 −0.016

Higher A 5.828 6.650 0.048 0.068 −0.017 −0.015
B 6.103 0.052 −0.016
C 6.490 0.071 −0.014

MDP = Missing Data Pattern for short