. Author manuscript; available in PMC: 2017 Jan 1.

Published in final edited form as: J Clin Exp Neuropsychol. 2015 Dec 8;38(2):227–237. doi: 10.1080/13803395.2015.1102869

Table 2.

Multilevel Models as a Function of Time to Attrition on Five Cognitive Tests

	Block Design	Word Recall	Trails A	Trails B	Vocabulary
Fixed Effects
Intercept	34.90^**	16.82^**	40.59^**	90.84^**	30.07^**
Slope	0.31^*	0.004	−0.35	1.73^*	0.01
Random Effects
Variances
Level 2, Intercept (% total)	91.67^* (84.54)	12.57^** (71.22)	144.24^** (65.04)	891.12^** (62.37)	16.47^** (87.14)
Level 2, Slope (% total)	1.46^** (1.35)	.22^** (1.25)	12.86^** (5.80)	42.82^** (3.00)	0.02^* (0.11)
Level 1, Residual (% total)	15.30^** (14.11)	4.86^** (27.54)	64.68^** (29.16)	494.85^** (34.63)	2.41^** (12.75)

Note. Slope and intercept coefficients for each cognitive test are reported in a t-score metric

p < .01

^**

p < .001.