Table 5:

Indirect effects of age groups on memory–experience gap via the putative mediator variables

		Omnibus test of indirect effects	Specific indirect effects
Dependent variable	Mediator variable	χ2 (df=2)	Middle-aged versus Young age groups Estimate (99% CI)	Older versus Middle-aged age groups Estimate (99% CI)
Negative affect
	Episodic memory	2.204	.000 (−.015; .012)	−.008 (−.031; .003)
	Executive functioning	0.063	.000 (−.007; .009)	.001 (−.017; .021)
	Variability	23.461***	−.009 (−.046; .026)	−.073 (−.125; −.032)
	Positivity	0.000	.000 (−.012; .012)	.000 (−.011; .012)
	Social desirability	8.728	−.009 (−.034; .009)	−.025 (−.060; −.004)
Positive affect
	Episodic memory	0.881	.000 (−.007; .010)	.004 (−.007; .020)
	Executive functioning	2.517	.001 (−.009; .014)	.009 (−.005; .030)
	Variability	0.037	.000 (−.013; .011)	−.001 (−.019; .016)
	Positivity	0.019	.000 (−.009; .011)	.000 (−.011; .010)
	Social desirability	0.110	.000 (−.012; .008)	−.002 (−.023; .016)
Fatigue
	Episodic memory	0.064	.000 (−.056; .053)	−.006 (−.129; .093)
	Executive functioning	0.059	.001 (−.050; .065)	.009 (−.123; .150)
	Variability	9.449**	−.038 (−.208; .114)	−.212 (−.471; −.043)
	Positivity	0.217	.007 (−.059; .107)	−.006 (−.108; .060)
	Social desirability	0.103	−.003 (−.097 .063)	−.015 (−.186; .136)
Pain
	Episodic memory	1.009	.000 (−.017; .014)	−.007 (−.037; .011)
	Executive functioning	2.302	.002 (−.014; .023)	.014 (−.009; .050)
	Variability	12.809**	−.023 (−.074; .023)	−.052 (−.113; −.003)
	Positivity	0.907	−.005 (−.030; .008)	.004 (−.009; .032)
	Social desirability	0.854	.003 (−.010; .023)	.009 (−.020; .045)
Loneliness
	Episodic memory	0.174	.000 (−.006; .005)	−.001 (−.013; .008)
	Executive functioning	0.501	.000 (−.008; .005)	−.003 (−.018; .008)
	Variability	32.422***	−.019 (−.061; .022)	−.076 (−.126; −.031)
	Positivity	0.736	−.002 (−.014; .004)	.002 (−.004; .014)
	Social desirability	11.833**	−.008 (−.028; .008)	−.023 (−.050 −.005)

Note:

^**p<.01;

^***p<.001. CI = Credible interval.