Table 1.

Sample Characteristics


dCDT & COGNITIVE SAMPLE	Anchorers n=36	Non-Anchorers n=35	Statistics
Age (years)	66.75±5.73	66.94±7.20	F(1,69)=0.01, p=.90
Sex (M:F)	12 : 24	18 : 17	x²=2.38, p=.12
Race (white:nonwhite)	22 : 14	20 : 15	x²=0.11, p=.73
Handedness (R:L:mixed)	32 : 4 : 0	31 : 2 : 2	x²=2.66, p=.26
Education (years)	15.75±2.61	14.60±3.09	F(1,69)=2.87, p=.09
Mini-Mental State Examination	28.89±1.25	28.70±1.43	F(1,68)=0.38, p=.53
predicted verbal IQ	108.44±13.08	105.74±15.12	F(1,69)=0.65, p=.42
Hamilton Depression Rating Scale	1.42±1.66	1.80±1.66	F(1,69)=0.94, p=.33
Center for Epidemiologic Studies of Depression	5.50±4.76	7.31±5.40	F(1,69)=2.26, p=.13
WMS-III Visual Reproduction Copy	95.80±5.27	93.60±6.26	F(1,69)=2.58, p=.11
Type 2 Diabetes (healthy:diabetes)	21:15	17:18	x²=0.68, p=.41
Diabetes Duration (months)	37.34±67.75	59.22±75.57	F(1,69)=1.62, p=.20
hemoglobin A1c	6.20±0.80	6.51±1.22	F(1,69)=1.49, p=.22

CONNECTOMICS SAMPLE	Anchorers n=22	Non-Anchorers n=21	Statistics
Age (years)	68.05±5.88	65.52±5.06	F(1,41)=2.26, p=.14
Sex (M:F)	6 : 16	10 : 11	x²=1.90, p=.16
Race (white:nonwhite)	12 : 10	13 : 8	x²=0.24, p=.62
Handedness (R:L:mixed)	20 : 2 : 0	18 : 2 : 1	x²=1.08, p=.58
Education (years)	15.32±2.78	14.52±2.82	F(1,41)=0.86, p=.35
Mini-Mental State Examination	28.95±1.21	29.05±1.07	F(1,41)=0.07, p=.79
predicted verbal IQ	107.18±15.20	105.00±15.06	F(1,41)=0.22, p=.64
Hamilton Depression Rating Scale	1.27±1.49	1.95±1.63	F(1,41)=2.05, p=.16
Center for Epidemiologic Studies of Depression	5.00±4.89	6.43±5.18	F(1,41)=0.86, p=.35
Type 2 Diabetes (healthy:diabetes)	15:7	9:12	x²=2.79, p=.09
hemoglobin A1c	6.15±0.87	6.54±1.24	F(1,41)=1.31, p=.26
Diabetes Duration (months)	34.72±68.87	63.86±78.40	F(1,41)=1.68, p=.20

Note: There were no between-group differences in demographic variables.