Table 2

Standard summary metrics of CGM data across pregnancy comparing RT-CGM group to SMBG control group (A), pump to MDI (B), and LGA to non-LGA (C)

A: RT-CGM group to SMBG control groupBaseline24 weeks34 weeks
CGMSMBGCGMSMBGCGMSMBG
Number10010089907776
Glucose, mmol/L7.3 ± 1.27.6 ± 1.17.6 ± 1.27.8 ± 1.36.7 ± 0.97.0 ± 1.1
0001–0600 h glucose, mmol/L6.7 ± 1.57.1 ± 1.47.2 ± 1.47.0 ± 1.46.2 ± 1.06.3 ± 1.2
0601–0000 h glucose, mmol/L7.5 ± 1.37.8 ± 1.27.7 ± 1.38.1 ± 1.47.0 ± 1.07.3 ± 1.2
Percentage of time 3.5–7.8 mmol/L51.7 ± 13.051.5 ± 13.753.0 ± 15.549.8 ± 15.067.6 ± 12.661.3 ± 15.5
Percentage of time below 3.5 mmol/L10.0 ± 7.77.8 ± 6.44.8 ± 4.85.5 ± 5.74.6 ± 4.95.7 ± 5.2
Percentage of time above 7.8 mmol/L38.4 ± 14.940.6 ± 13.842.3 ± 17.644.7 ± 16.027.9 ± 13.433.1 ± 15.0
Individual SD3.1 ± 0.83.2 ± 0.82.7 ± 0.62.9 ± 0.72.2 ± 0.52.5 ± 0.7
Individual CV, %42.2 ± 8.742.4 ± 8.135.6 ± 5.936.9 ± 7.232.5 ± 5.834.9 ± 7.6
B: Pump to MDIBaseline24 weeks34 weeks
PumpMDIPumpMDIPumpMDI
Number9011081987182
Glucose, mmol/L7.4 ± 1.27.5 ± 1.17.9 ± 1.37.5 ± 1.16.9 ± 0.96.8 ± 1.1
0001–0600 h glucose, mmol/L7.6 ± 1.37.8 ± 1.27.4 ± 1.46.9 ± 1.46.3 ± 1.16.2 ± 1.1
0601–0000 h glucose, mmol/L6.9 ± 1.66.9 ± 1.48.1 ± 1.47.7 ± 1.37.1 ± 1.07.1 ± 1.2
Percentage of time 3.5–7.8 mmol/L53.6 ± 13.450.0 ± 13.148.8 ± 16.553.6 ± 13.964.1 ± 13.364.8 ± 15.4
Percentage of time below 3.5 mmol/L8.1 ± 6.39.5 ± 7.84.5 ± 4.55.7 ± 5.75.0 ± 5.25.2 ± 4.9
Percentage of time above 7.8 mmol/L38.3 ± 15.240.4 ± 13.646.7 ± 17.840.8 ± 15.531.0 ± 14.230.0 ± 14.7
Individual SD3.1 ± 0.83.2 ± 0.82.8 ± 0.72.8 ± 0.72.3 ± 0.62.3 ± 0.7
Individual CV, %41.3 ± 7.343.1 ± 9.135.6 ± 6.736.7 ± 6.533.7 ± 6.833.7 ± 6.8
C: LGA to non-LGABaseline24 weeks34 weeks
LGANon-LGALGANon-LGALGANon-LGA
Number12278111689657
Glucose, mmol/L7.6 ± 1.27.3 ± 1.27.9 ± 1.27.3 ± 1.27.0 ± 1.16.6 ± 0.8
0001–0600 h glucose, mmol/L7.0 ± 1.46.8 ± 1.67.3 ± 1.46.9 ± 1.47.3 ± 1.26.8 ± 0.9
0601–0000 h glucose, mmol/L7.8 ± 1.37.5 ± 1.28.1 ± 1.37.5 ± 1.36.4 ± 1.16.1 ± 1.0
Percentage of time 3.5–7.8 mmol/L49.6 ± 13.854.7 ± 13.648.2 ± 14.956.6 ± 14.462.6 ± 11.867.6 ± 11.8
Percentage of time below 3.5 mmol/L9.2 ± 7.08.4 ± 7.55.0 ± 15.35.4 ± 5.14.5 ± 4.66.2 ± 5.6
Percentage of time above 7.8 mmol/L41.2 ± 14.436.8 ± 14.046.9 ± 16.338.0 ± 16.233.0 ± 15.326.2 ± 11.7
Individual SD3.3 ± 0.83.0 ± 0.92.9 ± 0.62.6 ± 0.72.4 ± 0.72.2 ± 0.5
Individual CV, %43.3 ± 8.541.1 ± 8.136.6 ± 6.835.5 ± 6.333.6 ± 7.233.8 ± 6.2
  • Data are expressed as means (SD). Boldface type indicates P < 0.05 in a t test comparing the difference.