Table 3. The changes of cognitive functions (n = 49).
BEFORE n (%) AFTER n (%)
MCI 35 (71.4) MM group 21 (42.9)
Mn group 14 (28.6)
non-MCI 14 (28.6) nM group 4 (8.2)
nn group 10 (20.4)
Percentage of participants classified into each group by cognitive function. MCI: mild cognitive impairment; MM group: the MCI/MCI group; Mn group: the MCI/non-MCI group; nM group: the non-MCI/MCI group; nn group: the non-MCI/non-MCI group