Table 2.

Treadmill speed and verbal fluency performance during dual-task walking in the young-old and old-old groups.

	Total (n = 62)	Young-old (n = 31)	Old-old (n = 31)	value of p
Treadmill speed (km/h, mean ± SD)
Self-selected walking	3.3 ± 0.5	3.5 ± 0.5	3.2 ± 0.5	0.005 *
Fast walking	4.3 ± 0.7	4.6 ± 0.6	4.1 ± 0.6	0.007 *
Verbal fluency performance (mean ± SD)	31.3 ± 11.4	36.7 ± 10.9	26.4 ± 9.6	0.007 *

SD, standard deviation; *bold font represents significant difference between the young-old and old-old groups (p < 0.05).