PQ1 PQ2 MMSE Writing-time
ADL1 0.394* 0.223ns 0.512** 0.611*** 0.457**
IADL2 0.471** 0.368* 0.124ns 0.378* 0.489**
MMSE3 0.711*** 0.650*** 0.649***   0.708***
        0.850****
Table 4: Pearson product moment correlations between the functional measures, ADL, IADL and MMSE, and the assessments of cognitive performance, PQ1, DΔ and PQ2, in the 30 patients. ADLs = activities of daily life; IADLs = instrumental activities of daily life; MMSE = mini-mental state examination. *p < 0.05, **p < 0.01, ***p < 0.0005, ****p < 0.000001,t wtwoo-t-atialeidl etedst st.e