Table 2. Weighted proportions and associations between MCI, aMCI groups, GMS-AGECAT depression and anxiety.

	weighted proportions		associations			weighted proportions		associations
	MCI (n=32)	non-MCI (n=2133)	chi-square	df	p value	aMCI (n=25)	na-MCI (n=2140)	chi-square	df	p value
Depression			14.34	2	0.0098			0.7546	2	0.5166
none	60.0% (15)	84.2% (1681)				78.1% (13)	84.0% (1683)
subsyndromal	26.3% (12)	12.6% (321)				19.3% (9)	12.7% (324)
present	13.2% (5)	3.2% (131)				2.6% (3)	3.3% (133)
Anxiety			1.01	1	0.0317			1.4624	1	0.0105
none	99.2% (31)	99.9% (2122)				99.0% (24)	99.9% (2129)
present	0.8% (1)	0.1% (11)				1.0% (1)	0.1% (11)

note: depression and anxiety categories were derived from AGECAT algorithm of the GMS questionnaire; df is degrees of freedom; cases of 10/66 and DSM-IV dementia were removed from all analyses; values in bold indicate significance at p <0.05.