Healthy Aging and Compensation of Sentence Comprehension Auditory Deficits

Table 4

Performance of groups on the RTT as measured by execution time.

Subtest	Group 1; mean (SD)	Group 2; mean (SD)	Group 3; mean (SD)	value	Multiple comparisons (<0.05)
1	3.7 (2.1)	6.4 (4.2)	7.5 (4.6)	0.057	ns
2	5.1 (2.2)	7.0 (3.3)	9.2 (6.1)	0.006	G1 × G3; G2 × G3
3	6.4 (3.5)	9.4 (7.5)	11.2 (7.9)	0.047	G1 × G3
4	9.7 (4.9)	11.7 (8.1)	14.1 (6.6)	0.048	G1 × G3
5	23.1 (7.7)	28.5 (10.6)	31.3 (11.1)	0.017	G1 × G2; G1 × G3
6	26.2 (7.0)	30.8 (10.2)	37.5 (13.9)	0.002	G1 × G3; G2 × G3
7	20.3 (7.0)	24.0 (10.3)	26.9 (8.0)	0.034	G1 × G3
8	18.4 (8.0)	33.4 (11.5)	33.7 (9.7)	0.018	G1 × G2; G1 × G3
9	15.6 (8.5)	22.1 (10.0)	24.7 (9.2)	0.003	G1 × G2; G1 × G3
10	18.8 (10.1)	23.2 (8.5)	25.4 (8.4)	0.047	G1 × G3
Total	148.7 (37.4)	190.1 (52.1)	211.9 (55.4)	0.002	G1 × G2; G1 × G3

SD = standard deviation.
Statistically significant difference.