Table 5.

Language comprehension efficiency performance: Post hoc comparisons for the Negatives × Group interaction (by-subject analysis)

Comparison	t(df)	p valuea	db
YA 1 neg vs. YA 0 neg	0.43 (39)	1	0.335
YA 2 neg vs. YA 0 neg	2.9 (39)	.036	1.308
YA 2 neg vs. YA 1 neg	2.47 (39)	.135	1.04
OA 1 neg vs. OA 0 neg	1.64 (38)	.936	0.667
OA 2 neg vs. OA 0 neg	4.54 (38)	.000	1.478
OA 2 neg vs. OA 1 neg	2.91 (38)	.036	1.13
OA 0 neg vs. YA 0 neg	−1.02 (78)	1	0.018
OA 1 neg vs. YA 1 neg	0.23 (78)	1	0.337
OA 2 neg vs. YA 2 neg	0.8 (78)	1	0.56

Note. YA = younger adults; OA = older adults; 0 neg = 0-negative condition; 1 neg = 1-negative condition; 2 neg = 2-negative condition.

^ap values are Bonferroni adjusted.

^bCohen’s d effect size.