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Table 1 Baseline characteristics of the RT-CGMS and SMBG groups

From: Use of a real time continuous glucose monitoring system as an educational tool for patients with gestational diabetes

Variable SMBG group
(n = 62)
RT-CGMS group
(n = 60)
95 % CI P value  
Mean ± SD Mean ± SD
Age 34.15 ± 5.04 32.93 ± 5.70 −0.91 to 3.35 0.260  
Weight 76.34 ± 15.04 75.50 ± 19.08 −5.42 to 7.11 0.790  
BMI 32.11 ± 5.74 31.13 ± 7.53 −1.52 to 3.47 0.442  
Height 155.21 ± 7.84 155.94 ± 6.85 −3.47 to 2.01 0.601  
Systolic BP 120.72 ± 12.60 117.30 ± 13.01 −1.31 to 8.16 0.155  
Diastolic BP 67.63 ± 7.99 66.51 ± 7.30 −1.47 to 3.71 0.398  
Mean GA at GDM DX 23.95 ± 7.14 21.28 ± 6.26 −0.04 to 5.39 0.054  
Fasting OGTT (mmol/L) 5.01 ± 0.63 5.31 ± 1.06 −0.67 to 0.07 0.115  
1 h OGTT (mmol/L) 9.71 ± 2.05 10.41 ± 2.57 −1.70 to 0.29 0.166  
2 h OGTT (mmol/L) 8.72 ± 2.25 9.22 ± 3.11 −1.63 to 0.64 0.387  
HbA1c—mmol/mol (%) 41 ± 9 (5.9 ± 0.8) 38 ± 8 (5.6 ± 0.7) −0.08 to 0.56 0.150  
  Number (%) Number (%) 95 % CI P value Odd ratio
Multiparitya 40 (51.3) 38 (48.7) 0.18–1.11 0.063 0.45
History of recurrent abortionb 36 (56.2) 28 (43.8) 0.14–0.74 0.009 0.32
GDM in prior pregnancies 14 (23.3) 14 (25.0) 0.46–2.56 0.502 1.09
Acanthosis Nigrican 15 (27.8) 17 (30.4) 0.49–2.58 0.835 1.13
Family history of DM 41 (66.1) 44 (75.9) 0.72–3.57 0.315 0.82
History of preterm delivery 7 (11.5) 7 (12.3) 0.35–3.29 1.000 1.08
Glucosuria 4 (8.5) 9 (21.4) 0.83–10.35 0.085 2.93
History of still birth 4 (8.3) 7 (12.7) 0.43–5.85 0.537 1.60
History of neonatal deaths 2 (3.6) 2 (3.6) 0.36–7.35 1.000 1.00
History of large baby 5 (8.3) 7 (12.3) 0.16–2.14 0.552 0.59
History of malformed baby 7 (11.3) 4 (7.0) 0.29–3.62 0.533 1.01
History of gestational HTN 8 (13.8) 4 (7.0) 0.13–1.66 0.361 0.47
History of preeclampsia 6 (9.7) 3 (5.3) 0.12–2.17 0.494 0.51
History of medical illness 13 (21.7) 10 (17.5) 0.30–1.92 0.646 0.76
Previous SC 25 (64.1) 25 (67.6) 0.45–3.01 0.812 1.16
  1. aDefined as two or more previous deliveries
  2. bDefined as two or more previous abortions