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Table 2 Baseline characteristics of the study cohorts

From: Anti-diabetic drug utilization of pregnant diabetic women in us managed care

Variable

Category

DM*

DM*

Not DM*

N = 5,581

N = 5,581

N = 91,159

T2DM*

Other DM*

N = 4,043

N = 1,538

Age: Years (SD)

 

32.3 (5.1)

32.5 (5.1)

32.1 (5.0)

30.1 (5.3)

Eligibility: Months (SD)

 

56.8 (25.2)

57.4 (25.2)

55.1 (24.9)

51.3 (24.4)

Physician office visits 3 months before Pregnancy (SD)

 

21.3 (24.5)

20.8 (25.2)

22.5 (22.5)

14.6 (17.8)

Number of Prescription Drug Claims 3 months before Pregnancy (SD)

Anti-Diabetic

3.0 (7.5)

1.4 (4.5)

7.2 (11.2)

0.1 (0.9)

Other

14.6 (18.8)

13.9 (18.5)

16.4 (19.4)

9.7 (12.4)

Delivery Route

Vaginal

55.2%

58.8%

47.7%

72.8%

Cesarean Section

44.8%

41.2%

52.3%

27.2%

Comorbid Conditions

PCOS

12.5%

13.1%

10.9%

5.5%

Hypertension

18.2%

17.0%

21.4%

4.3%

Infertility

14.7%

15.6%

12.2%

10.6%

IVF Claim

0.1%

0.1%

0.1%

0.0%

Obesity

13.9%

13.4%

15.2%

3.8%

Smoking

6.0%

6.0%

5.9%

4.6%

Alcohol

0.8%

0.8%

1.0%

0.9%

Drug Abuse

0.7%

0.7%

0.6%

0.7%

Region

East

32.6%

33.6%

26.6%

20.6%

Midwest

43.1%

43.1%

40.6%

43.8%

South

12.1%

11.1%

19.7%

17.9%

West

12.3%

12.2%

13.2%

17.7%

Conception Year (SD)

 

2005 (2.4)

2005 (2.3)

2005 (2.6)

2005 (2.6)

  1. *DM = pre-existing diabetes mellitus, T2DM = type 2 diabetes mellitus.