Table 1.

Baseline clinical characteristics in study subjects by randomized treatment.

	STD	INT	P-value
Education
Less than high school	29	36	0.39
Some high school	63	68	0.66
GED or high school graduate	255	265	0.66
Vocational or technical school	43	47	0.67
Some college	322	293	0.24
College graduate	116	105	0.46
Some graduate school	18	22	0.53
Graduate/professional degree	50	56	0.56
Total	896	892
Scaled digit span	10.18 ± 3.04 (n = 887)	10.16 ± 2.99 (n = 877)	0.92
Scaled digit symbol	8.84 ± 3.34 (n = 886)	8.75 ± 3.28 (n = 873)	0.58
Scaled Trails B	8.60 ± 2.31 (n = 844)	8.74 ± 2.30 (n = 834)	0.21

STD (standard), INT (intensive) glycemic treatment.

Results are N (for Education level) or mean ± SD (for scaled cognitive test scores).