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Table 1 Characteristics of the study participants and their pregnancy outcomes

From: The treatment of booking gestational diabetes mellitus (TOBOGM) pilot randomised controlled trial

 

Referred to clinic (Rx)

Not referred to clinic (NoRx)

Decoys

Sig GDM vs Decoyb

Sig referred to clinic vs not referred to clinic at Bookingc

N Baseline/ Outcomes

11/11

10/9 a

58/56

  

Age

29(5)

30(7)

28(5)

0.181

0.746

Non Europid

4 (36.4%)

5(50%)

30(51.7%)

0.486

0.528

University degree

2 (18.2%)

1(10%)

11(19%)

0.630

0.593

Family History of Diabetes

4 (36.4%)

3(30%)

25(43.1%)

0.435

0.757

Smoker

0 (0%)

2(20%)

9(15.5%)

0.497

0.119

Gestation on entry (weeks)

17.0(2.1)

15.7(3.1)

15.3(2.5)

0.114

0.277

Gestation at OGTT (weeks)

18.5(1.2)

17.5(1.8)

17.5(2.0)

0.307

0.173

Systolic BP(mmHg)

111(11)

101(8)

106(12)

0.857

0.029

Diastolic BP (mmHg)

64(7)

63(9)

64(9)

0.837

0.693

Height (cm)

164(6)

164(8)

163(8)

0.790

0.948

Weight (kg)

87.2(23.7)

89.9(26.4)

77.8(20.9)

0.057

0.807

BMI (kg/m2)

32.3 (7.8)

33(7.0)

28.9(6.6)

0.034

0.824

Fasting glucose (mmol/L)

5.1(0.4)

5.2(0.3)

4.6(0.3)

< 0.001

0.464

1 h glucose (mmol/L)

8.0(1.7) (n = 10)

8.4(1.6)

6.7(1.4)

< 0.001

0.602

2 h glucose (mmol/L)

7.0(1.9) (n = 10)

6.8(1.7)

5.6(1.2)

0.001

0.790

Maternal Fasting Insulin (pmol/L)

118.2

122.4 (n = 9)

59.8 (n = 53)

< 0.001

0.910

Maternal Fasting Cpeptide (pmol/L)

426.5

686.9 (n = 9)

412.1 (n = 53)

0.190

0.379

Maternal Fasting Adiponectin(μg/mL)

7.2(2.4)

9.5(2.9) (n = 9)

12.1(7.5) (n = 53)

0.028

0.071

Maternal Fasting Triglyceride(mmol/L)

1.8(0.6)

1.9(0.5) (n = 9)

1.7(0.7) (n = 51)

0.370

0.748

Maternal Fasting Leptin(ng/mL)

57.6(30.0)

69.4(25.0) (n = 9)

46.1(25.4) (n = 53)

0.016

0.360

Maternal Fasting 3 BHB(μmol/L)

96.9

98.3 (n = 9)

64.0 (n = 53)

0.002

0.950

GDM at 24–28/40

8/9 a(89%)

11/56(19.6%)

  

Insulin and/or metformin

4/11 (36%)

4/10(40%)

3/11(27.3%)

0.443

0.864

Gestation at birth (weeks)

38.7(1.4)

39.2(0.6)

38.5(2.2)

0.440

0.326

Gestational weight gain

5.3(3.7)

8.1(2.5)

10.4(5.3)

0.001

0.074

Pre-eclampsia/pregnancy induced hypertension

3(27%)

0(0%)

6(10.7%)

0.664

0.089

Male baby

6(55%)

6(67%)

22(39%)

0.160

0.582

Induction of labour

7(64%)

3(33%)

9(16%)

0.001

0.178

Emergency CS Elective CS

4(36%) 1(9%)

1(11%) 2(22%)

7(13%) 14(25%)

0.236 0.313

0.194 0.413

Neonatal Intensive Care Unit admission

4(36%)

0(0%)

8(14.3%)

0.608

0.043

Heelprick Blood

glucose (mmol/l)

3.0(0.7)

(n = 9)

3.3(0.8)

(n = 8)

3.1(1.0)

(n = 46)

0.995

0.515

Neonatal Glucose % ≤ 2.2 mmol/l

1/9 (11%)

1/8(13%)

6/46(13%)

0.834

0.929

Weight of baby (g)

3055(758)

3552(743)

3339(682)

0.873

0.159

Average Centile

46(39)

57(35)

56(34)

0.801

0.531

<10th Centile

3(27%)

0(0%)

5(8.9%)

0.493

0.089

>90th Centile

0

3(33%)

14(25%)

0.583

0.030

  1. aOne woman withdrew and was referred for treatment: she consented to data being collected and is included in the GDM vs Decoy comparison but not the Referred vs Not Referred comparison
  2. bSig GDM vs Decoy = significance of difference between all women with and without GDM at booking
  3. cSig referred to clinic vs not referred to clinic at Booking = significance of difference between women with GDM at booking who were or were not referred to clinic
  4. Mean APGAR 1 min and 5 min =9(1); Not referred: one shoulder dystocia
  5. Statistically significant comparisons shown in italics