. Author manuscript; available in PMC: 2014 May 1.

Published in final edited form as: J R Stat Soc Ser C Appl Stat. 2012 Oct 22;62(3):419–434. doi: 10.1111/j.1467-9876.2012.01064.x

Table 3.

Parameter estimators for the fitted hazards model predicting smoking hazard from treatment and time-varying covariates. Ranges of each variable are given in parentheses. The variance components are multiplied by 10⁵

Covariates	Variance Components (×10⁵)				z	p-value
Covariates	Estimate	Model	Sampling	SE	z	p-value
Treatment (0,1)	0.2129	2701.4	208.7	0.1706	1.25	0.2120
Craving (1–11)	0.4234	72.1	2.4	0.0273	15.51	<0.0001
Negative Affect (−2.31, 5.85)	0.4941	453.1	56.3	0.0714	6.92	<0.0001
Restlessness (1–11)	0.0631	76.0	5.1	0.0285	2.21	0.0268
Attention Disturbance (1–11)	−0.0573	144.1	22.4	0.0410	1.40	0.1602
Positive Affect (−3.43, 2.84)	0.0856	663.0	98.2	0.0872	0.98	0.3266