[Retracted] Risk Factors for Recurrence of Gestational Diabetes Mellitus and Its Correlation with Maternal and Infant Prognosis

Table 1

Univariate analysis of factors affecting GDM recurrence.

Factors	Recurrence group (n = 65)	Nonrecurrence group (n = 63)	χ^2/t	value
Age (≥35 year/<35 year)	56/9	33/30	17.225	≤0.001
Pregnancy (≥3/<3 times)	9/56	7/56	0.219	0.640
Parity (≥3/<3times)	7/58	5/58	0.302	0.583
First fasting blood sugar (≥7.0 mmol/L/<7.0 mmol/L)	51/14	35/28	7.614	0.006
BMI during pregnancy (≥25 kg/m^2/<25 kg/m^2)	53/12	37/26	7.973	0.005
Pregnancy interval (month)	51.20 ± 12.58	48.33 ± 13.54	1.241	0.108
Prepregnancy body mass (kg)	70.26 ± 15.14	69.37 ± 17.60	0.306	0.380
Weight gain in early pregnancy (kg)	1.88 ± 0.94	1.85 ± 0.80	0.195	0.423
Weight gain during the second trimester (kg)	7.54 ± 2.11	7.10 ± 2.23	1.146	0.127
First use of insulin (yes/no)	18/47	13/50	0.868	0.351