Serum Chromium and Gestational Diabetes

Article Figures & Data

Table 1.

Comparison of Nondiabetic Women with Those with Gestational Diabetes

Variable	Nondiabetics (n = 396)	Gestational Diabetics (n = 29)	P
Age (years)	24.1 ± 4.9	27.7 ± 5.2	<.01
Gestation (weeks)
First analysis	8.5 ± 2.3	8.4 ± 2.3	0.79
Second analysis	26.8 ± 2.6	25.0 ± 4.5	.03
Parity (n [%])			0.06
0	142 (35.9)	12 (41.4)
1	115 (29.0)	4 (13.8)
2	90 (22.7)	5 (17.2)
3 or more	49 (12.4)	8 (27.6)
Race (n [%])			0.87
Caucasian	219 (55.6)	14 (48.3)
African-American	171 (43.4)	14 (48.3)
Other	4 (1.0)	1 (3.4)
Education (n [%])			0.72
<High school	130 (32.8)	8 (27.6)
High school	154 (38.9)	13 (44.8)
Some college	86 (21.7)	5 (17.2)
College graduate	22 (5.6)	3 (10.3)
Graduate school	4 (1.0)	0 (0.0)
Smoker (n [%])			0.93
Yes	229 (57.8)	17 (58.6)
No	167 (42.2)	12 (41.4)
History of gestational diabetes (n [%])			<.01
Yes	12 (3.0)	7 (24.0)
No	384 (97.0)	22 (76.0)
Family history/gestational diabetes (n [%])			.09
Yes	44 (11.3)	6 (22.2)
No	346 (88.7)	21 (77.8)
Chromium level (ng/mL)
Initial (8 weeks’ gestation)	0.15 (0.06)	0.14 (0.03)	.28
Follow-up (26 weeks’ gestation)	0.14 (0.06)	0.14 (0.04)	.82