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. Author manuscript; available in PMC: 2018 Mar 1.
Published in final edited form as: Clin Exp Allergy. 2016 Oct 21;47(3):383–394. doi: 10.1111/cea.12827

Table 4.

Change of HRQOLa based on unconditional latent growth model (Model 1) and conditional latent growth models with covariate adjustment (Models 2 & 3)

Model 1 Model 2 Model 3
Intercept
(I)		 Slope
(S)		 Correlation
between
I & S		 Intercept
(I)		 Slope
(S)		 Correlation
between
I & S		 Intercept
(I)		 Slope
(S)		 Correlation
between
I & S
Mean 47.80
*** 		−0.19
** 		−0.41
*** 		41.31
*** 		0.10 −0.45
*** 		41.68
*** 		0.31
 −0.56
***
Variance 69.32
*** 		0.29
*** 		57.75
*** 		0.25
*** 		63.97
*** 		0.28
***
Model fit indices
X2 (df) 7.00 (5) 83.71 (69) 37.53 (33)
p-value 0.22 0.11 0.27
CFI 0.99 0.95 0.98
RMSEA 0.04 0.03 0.03

Abbreviations: CFI, comparative fit index; RMSEA, root mean square error of approximation.

a

Higher scores indicate worse HRQOL.

*

p<0.05;

**

p<0.01;

***

p<0.001