. 2015 Aug 18;71(1):109–116. doi: 10.1093/gerona/glv110

Table 3.

Model Fit Statistics (−2LL/df) for the Five Comparison Models Testing the Bivariate Relationships Between Measures of Cognitive Ability and Motor Function

	Verbal		Spatial		Memory		Speed
Models	Balance	Fine Motor	Balance	Fine Motor	Balance	Fine Motor	Balance	Fine Motor
1. Full model	−18,391/21	−18,668/21	−18,661/21	−18,936/21	−19,594/21	−19,856/21	−19,151/21	−19,429/21
2. No coupling	−18,391/19	−18,671/19	−18,662/19	−18,940/19	−19,594/19	−19,856/19	−19,162/19^a	−19,441/19^a
3. Cog→motor = 0	—	—	—	—	—	—	−19,151/20	−19,431/20
4. Motor→cog = 0	—	—	—	—	—	—	−19,162/20^a	−19,439/20^a
5. Couplings equal	—	—	—	—	—	—	−19,155/20	−19,429/20
6. Couplings 50–71 and 74–86	—	—	—	—	—	—	−19,149/23	−19,428/23

^aChange in model fit vs the full model is significant at p < .01.