Table 2.

Correlation of IQCODE scores and neuropsychological testing

	MMSE	DRS	ADAS-cog
Mild dementia	0.009	0.115	0.137
Moderate dementia	−0.409**	− 0.324**	0.370**
Sever dementia	−0.131	−0.193	0.197
All	−0.528**	−0.436**	0.477**

Abbreviations: MMSE the mini-mental state examination, DRS the Mattis =dementia rating scale, ADAS-cog the Alzheimer’s disease assessment scale-cognitive subscale

^*P < 0.05, ^**P < 0.01