Table 1—

Number of pregnancies in each category of pregnancy outcome and of pregnancies with and without data on first-trimester A1C

Total number of pregnanciesPregnancies with data on A1CPregnancies without data on A1CRelative risk of adverse and early adverse outcome
n57347499
Good outcome408 (71) (67–75)376 (79) (76–83)32 (32) (24–42)
Adverse outcome165 (29) (25–33)98 (21) (17–25)67 (68) (58–76)3.3 (2.6–4.1)
Early adverse outcome148 (26) (22–30)85 (18) (15–22)63 (64) (54–72)3.6 (2.8–4.6)
  • Data are n (%) (95% CI) or relative risk (95% CI) of adverse and early adverse outcome for pregnancies without versus with recorded first-trimester A1C.