Age at menarche and risk of gestational diabetes mellitus: a population-based study in Xiamen, China

Table 4 Multivariable linear regression of plasma glucose of OGTT

Age at menarche (year)	Coefficient	SE	P-value
Glucose 0 min OGTT (mmol/L)
Model 1	- 0.004	0.001	< 0.001
Model 2	−0.009	0.002	< 0.001
Model 3	−0.006	0.002	< 0.001
Model 4	0.004	0.002	0.059
Glucose 60 min OGTT (mmol/L)
Model 1	−0.030	0.002	< 0.001
Model 2	−0.030	0.004	< 0.001
Model 3	−0.020	0.008	0.021
Model 4	−0.016	0.004	0.040
Glucose 120 min OGTT (mmol/L)
Model 1	−0.030	0.005	< 0.001
Model 2	−0.032	0.005	< 0.001
Model 3	−0.023	0.007	< 0.001
Model 4	−0.021	0.005	0.003

Model 1 adjusted for family history of diabetes
Model 2 adjusted for variables in model 1 plus education levels, age at delivery, chronic hepatitis B virus status
Model 3 adjusted for variables in model 2 plus systolic blood pressure, diastolic blood pressure
Model 4 adjusted for variables in model 3 plus pre-pregnancy BMI

ISSN: 1471-2393