Table 4.

Perinatal Outcomes by Increasing 1-Hour Glucose Challenge Test Categories Relative to Glucose Challenge Test Less Than 120 mg/dL Group.

Category	Composite Outcome Unadjusted OR (95% CI)	Composite Outcome Adjusted OR (95% CI)	LGA Unadjusted OR (95% CI)	LGA Adjusted OR (95% CI)	Macrosomia Unadjusted OR (95% CI)	Macrosomia Adjusted OR (95% CI)
135–139 mg/dL (n=126)	0.78 (0.48, 1.25)	0.75 (0.45, 1.21)	1.03 (0.47, 2.24)	1.04 (0.44, 2.24)	0.76 (0.34, 1.69)	0.75 (0.30, 1.66)
140–149 mg/dL (n=447)	1.51 (1.12, 2.03)	1.38 (1.01, 1.90)	2.11 (1.32, 3.38)	2.07 (1.26, 3.46)	1.77 (1.13, 2.77)	1.74 (1.07, 2.87)
150–159 mg/dL (n=310)	1.57 (1.14, 2.17)	1.47 (1.04, 2.07)	2.05 (1.24, 3.40)	2.23 (1.31, 3.87)	1.53 (0.93, 2.51)	1.61 (0.94, 2.77)
160–169 mg/dL (n=185)	1.54 (1.05, 2.24)	1.36 (0.91, 2.03)	1.49 (0.81, 2.73)	1.55 (0.80, 2.99)	1.39 (0.78, 2.47)	1.39 (0.73, 2.62)
170–179 mg/dL (n=137)	2.07 (1.38, 3.11)	1.75 (1.12, 2.71)	2.17 (1.17, 4.03)	2.00 (0.99, 3.98)	1.60 (0.86, 2.98)	1.58 (0.77, 3.15)
180–189 mg/dL (n=65)	1.20 (0.67, 2.14)	1.03 (0.54, 1.88)	1.67 (0.70, 3.99)	1.94 (0.71, 4.84)	1.40 (0.59, 3.31)	1.72 (0.63, 4.22)
190–199 mg/dL (n=31)	2.10 (0.99, 4.43)	1.66 (0.75, 3.59)	2.71 (0.97, 7.59)	2.54 (0.76, 7.32)	2.83 (1.08, 7.38)	2.99 (0.97, 8.34)

OR, odds ratio; CI, confidence interval; LGA, large for gestational age.

Adjusted for gestational age at delivery, race, sex, smoking status, maternal age, maternal body mass index at enrollment, parity, and gestational age at enrollment.