. Author manuscript; available in PMC: 2014 Dec 20.

Published in final edited form as: Stat Med. 2013 Aug 2;32(29):10.1002/sim.5906. doi: 10.1002/sim.5906

Table 4.

Results of fitting the separate model and the joint model with six covariates in the ATBC dataset. Entries in boldface indicate different results from the two models.

Models	Parameters	Separate Model			Joint Model
Models	Parameters	Mean_SD	95% CI		Mean_SD	95% CI
P_i₁	Intercept	−4.409_0.026	−4.463	−4.359	−4.425_0.027	−4.479	−4.372
	Insomnia^*	0.210_0.036	0.138	0.281	0.281_0.043	0.198	0.362
	Age^*	0.195_0.017	0.162	0.228	0.195_0.016	0.163	0.228
	Years smoked^*	−0.271_0.015	−0.301	−0.242	−0.274_0.015	−0.303	−0.246
	Cigarette/day^*	−0.295_0.016	−0.326	−0.264	−0.295_0.016	−0.329	−0.266
	Alcohol^*	−0.199_0.018	−0.234	−0.162	−0.202_0.018	−0.238	−0.165
	Inhale	0.006_0.029	−0.050	0.062	0.008_0.030	−0.047	0.067
P_i₂	Intercept	−0.550_0.214	−0.958	−0.121	−0.440_0.235	−0.866	0.018
	Insomnia	−0.014_0.091	−0.192	0.163	0.123_0.094	−0.061	0.305
	Age	0.008_0.058	−0.102	0.124	−0.007_0.058	−0.120	0.105
	Years smoked	−0.030_0.050	−0.128	0.069	−0.014_0.051	−0.108	0.087
	Cigarette/day^*	−0.144_0.054	−0.250	−0.040	−0.140_0.051	−0.239	−0.035
	Alcohol	0.132_0.068	−0.006	0.265	0.100_0.067	−0.032	0.240
	Inhale	0.050_0.097	−0.141	0.241	0.025_0.095	−0.165	0.211
P_i₃	Intercept	2.611_0.214	2.214	3.048	2.719_0.244	2.284	3.224
	Insomnia	−0.262_0.146	−0.549	0.022	0.061_0.189	−0.317	0.431
	Age	0.071_0.066	−0.059	0.200	0.053_0.071	−0.085	0.193
	Years smoked^*	0.132_0.058	0.022	0.248	0.150_0.062	0.026	0.275
	Cigarette/day	0.033_0.065	−0.095	0.159	0.033_0.063	−0.091	0.160
	Alcohol	0.003_0.073	−0.141	0.147	−0.026_0.077	−0.176	0.133
	Inhale	−0.024_0.115	−0.251	0.204	−0.054_0.124	−0.300	0.185
P_i₄	Intercept	−3.798_0.040	−3.871	−3.713	−3.772_0.044	−3.856	−3.685
	Smoking^*	−0.353_0.028	−0.410	−0.300	−0.390_0.032	−0.455	−0.335
	Age^*	0.191_0.027	0.131	0.252	0.179_0.031	0.123	0.251
	Years smoked	0.019_0.030	−0.042	0.076	0.035_0.034	−0.034	0.113
	Cigarette/day^*	0.125_0.024	0.087	0.180	0.119_0.025	0.073	0.176
	Alcohol^*	0.344_0.021	0.304	0.393	0.360_0.028	0.306	0.408
	Inhale^*	0.125_0.058	0.009	0.253	0.132_0.048	0.039	0.225
ρ	ρ₂₁	−0.125_0.112	−0.340	0.109	−0.148_0.124	−0.380	0.111
	ρ₃₁	−0.962_0.022	−0.994	−0.909	−0.920_0.026	−0.963	−0.863
	ρ₃₂	0.354_0.141	0.067	0.607	0.459_0.135	0.181	0.690
	ρ₄₁				−0.051_0.019	−0.081	−0.015
	ρ₄₂				−0.274_0.028	−0.339	−0.231
	ρ₄₃				−0.141_0.032	−0.205	−0.077

Note:

represents statistical significance.